/*
$Id: popup_open.js,v 1.26.2.4 2009/03/13 14:50:27 aim Exp $
vim: set ts=2 sw=2 sts=2 et:
*/

/*
  Popup window class
*/

var _popup = false;

/* Popup factory (singlton-based) */
function popupOpen(src, title) {
	if (!_popup)
		_popup = new popupLayer();

	if (!_popup.valid)
		return false;

	_popup.clear();
	_popup.show();

	return _popup.load(src, title);
}

/* Constructor */
function popupLayer(options) {
	if (!window.$)
		return false;

	var o = this;

	this._msie6 = $.browser.msie && parseInt($.browser.version) < 7;

	/* Apply options */
	if (typeof(options) != 'undefined' && options.constructor == Object) {
		for (var i in options) {
			if (typeof(this[i]) != 'undefined' && this[i].contructor == options[i].constructor && (this[i].contructor == Number || this[i].contructor == Boolean))
				this[i] = options[i];
		}
	}

	/* Create popup as DOM subtree */

	this._bg = document.body.appendChild(document.createElement('DIV'));
	this._bg.className = 'popup-modal-bg';
	if (!this.isModal)
		this._bg.style.display = 'none';

	this._base = document.createElement('DIV');

	this._base.className = 'popup-window';
	this._base._popupControl = this;

	/* Create background IFRAME (for IE only) */
	if (this._msie6) {
		this._bg_iframe = this._base.appendChild(document.createElement('IFRAME'));
		this._bg_iframe.className = 'popup-bg-iframe';
		this._bg_iframe.src = images_dir + "/spacer.gif";
	}

	this._title = this._base.appendChild(document.createElement('DIV'));
	this._title.className = 'popup-title';
	this._title._border = 'title';
	this._title.onmousedown = function(e) {
		if (!e)
			e = event;

		if (e.stopPropagation)
			e.stopPropagation();
		else
			e.cancelBubble = true;

		o._titleMDown(this, e);

		return true;
	}

	var a = this._title.appendChild(document.createElement('A'));
	a.appendChild(document.createElement('IMG')).src = images_dir + '/spacer.gif';
	a.href = "javascript:void(0);";
	a.onmousedown = function(e) {
		if (!e)
			e = event;

		if (e.stopPropagation)
			e.stopPropagation();
		else
			e.cancelBubble = true;

		return false;
	}
	a.onclick = function(e) {
		if (!e)
			e = event;

		if (e.stopPropagation)
			e.stopPropagation();
		else
			e.cancelBubble = true;

		o.close();
	}

	this._titleBox = this._title.appendChild(document.createElement('SPAN'));

	this._content = this._base.appendChild(document.createElement('DIV'));
	this._content.className = 'popup-content';

	this._frame = this._content.appendChild(document.createElement('DIV'));
	this._frame.className = 'popup-frame';

	this._footer = this._base.appendChild(document.createElement('DIV'));
	this._footer.className = 'popup-footer';
	var img = this._footer.appendChild(document.createElement('DIV'));

	this._dndBorder = document.body.appendChild(document.createElement('DIV'));
	this._dndBorder.className = 'popup-dnd-border';
	this._dndBorder.style.display = 'none';

	/* Create borders */
	var b;
	var borders = ['t', 'tr', 'r', 'br', 'b', 'bl', 'l', 'tl'];
	for (var i = 0; i < borders.length; i++) {
		b = this._base.appendChild(document.createElement('DIV'));
		b.className = 'popup-border popup-' + borders[i] + '-' + ((i ==0 || i % 2 == 0) ? 'side' : 'corner');
		b._border = borders[i];
		b._borderOwner = this;
		b.onmousedown = this._borderMDown;
	}

	img._border = 'br';
	img._borderOwner = this;
	img.onmousedown = this._borderMDown;

	this._base$ = $(this._base);
	this._frame$ = $(this._frame);

	if (this._msie6) {
		this._bSide = $('.popup-b-side', this._base).get(0);
		this._rSide = $('.popup-r-side', this._base).get(0);
	}

	document.body.appendChild(this._base);

	this._lastDim = {
		top: false,
		left: false,
		width: false,
		height: false
	};
	this._lastWndDim = {
		width: getWindowWidth(),
		height: getWindowHeight()
	};

	this.valid = true;

	if ($.browser.msie) {
		this.setDim('center', 'center', this.defaultWidth, this.defaultHeight);
		this._lastDim = {
			top: false,
			left: false,
			width: false,
			height: false
		};
	}

	/* Calculate adaptive values */
	this._borderWidth = $('.popup-r-side', this._base$).width();
	this._titleHeight = $('.popup-title', this._base$).height();
	this._footerHeight = $('.popup-footer', this._base$).height();

	this._dndBorderAddWidth = -2;
	this._dndBorderAddHeight = -2;

	this._msie6FramePaddingH = 0;
	if (this._msie6) {

		// Calculate padding between popup content and popup inner frame (horizonal)
		this._msie6FramePaddingH =
		parseInt(this._frame$.css('paddingTop')) + parseInt(this._frame$.css('paddingBottom')) +
		parseInt(this._frame$.css('marginTop')) + parseInt(this._frame$.css('marginBottom')) +
		parseInt(this._base$.css('paddingTop')) + parseInt(this._base$.css('paddingBottom')) +
		2;

		this._dndBorderAddWidth = 0;
		this._dndBorderAddHeight = 0;
	}

	/* Initional resize & reposition popup */
	this.setDim('center', 'center', this.defaultWidth, this.defaultHeight);

	this._wndResized();

	/* Bind general handlers */
	jQuery.event.add(document.body, "mouseup",
		function(e) {
			return o._borderMUp(e);
		}
		);

	jQuery.event.add(document.body, "mousemove",
		function(e) {
			return o._borderMMove(e);
		}
		);

	jQuery.event.add(document.body, "resize",
		function(e) {
			return o._wndResized(e);
		}
		);

	if (this.saveScroll) {
		jQuery.event.add(window, "scroll",
			function(e) {
				return o._wndScroll(e);
			}
			);
	}

	return true;
}

popupLayer.prototype.valid = false;

/*
  Private properties
*/
popupLayer.prototype._base = false;
popupLayer.prototype._title = false;
popupLayer.prototype._titleText = false;
popupLayer.prototype._titleBox = false;
popupLayer.prototype._content = false;
popupLayer.prototype._frame = false;
popupLayer.prototype._footer = false;
popupLayer.prototype._dndBorder = false;
popupLayer.prototype._bg = false;

popupLayer.prototype._ajax = false;

popupLayer.prototype._lastDim = false;
popupLayer.prototype._lastWndDim = false;
popupLayer.prototype._hidden = false;

popupLayer.prototype._borderWidth = 0;
popupLayer.prototype._titleHeight = 0;
popupLayer.prototype._footerHeight = 0;
popupLayer.prototype._dndBorderAddWidth = 0;
popupLayer.prototype._dndBorderAddHeight = 0;

/*
  Options
*/

/* Use auto resize functionality after loading */
popupLayer.prototype.useAutoResize = true;

/* Popup is modal or not */
popupLayer.prototype.isModal = true;

/* Default popup dimension */
popupLayer.prototype.defaultWidth = 400;
popupLayer.prototype.defaultHeight = 400;

/* Minimum popup dimension */
popupLayer.prototype.minWidth = 200;
popupLayer.prototype.minHeight = 200;

/* Popup margin from browser window */
popupLayer.prototype.parentWindowBorderH = 10;
popupLayer.prototype.parentWindowBorderV = 10;

/* Save popup position in scrolling time */
popupLayer.prototype.saveScroll = false;

/* Move popup only in window space */
popupLayer.prototype.moveInWindow = false;

/*
  Public methods
*/

/* Load content */
popupLayer.prototype.load = function(src, title) {
	if (!this.valid)
		return false;

	src += (src.search(/\?/) === -1 ? '?' : '&') + 'open_in_layer=Y&is_ajax_request=Y&keep_https=Y';

	var o = this;
	try {
		this._ajax = $.get(
			src,
			function(data, s) {
				o._onload(data, s);
			}
			);
	} catch(e) {
		this.close();
		return false;
	}

	this.setTitle(title ? title : '');

	return true;
}

/* Close popup */
popupLayer.prototype.close = function() {
	return this.hide();
}

/* Hide popup */
popupLayer.prototype.hide = function() {
	if (!this.valid)
		return false;

	if (this.isModal) {
		this._bg.style.display = 'none';

		if (this._msie6)
			this._switchSelects(true);
	}

	this._base.style.display = 'none';

	if (this._bg_iframe)
		this._bg_iframe.style.display = 'none';

	this._hidden = true;

	return true;
}

/* Show popup */
popupLayer.prototype.show = function() {
	if (!this.valid)
		return false;

	if (this.isModal) {
		this._bg.style.display = '';

		if (this._msie6)
			this._switchSelects(false);
	}

	this._base.style.display = '';

	if (this._bg_iframe)
		this._bg_iframe.style.display = '';

	this._hidden = false;

	return true;
}

/* Clear popup content */
popupLayer.prototype.clear = function() {
	if (!this.valid)
		return false;

	this._frame$.empty();

	return true;
}

/* Add popup content */
popupLayer.prototype.html = function(html) {
	if (!this.valid)
		return false;

	this._frame$.html(html);

	var o = this;
	setTimeout(
		function() {
			o._processInsertedData();
		},
		200
		);

	return true;
}

/* Set popup poistion */
popupLayer.prototype.position = function(x, y) {
	return this.setDim(x, y, false, false);
}

/* Set popup size */
popupLayer.prototype.resize = function(w, h) {
	return this.setDim(false, false, w, h);
}

/* Set dimensional (left, top, width & height) */
popupLayer.prototype.setDim = function(x, y, w, h) {
	if (!this.valid)
		return false;

	// Get environment parametrs
	var ww = getWindowWidth();
	var wh = getWindowHeight();

	var dw = getDocumentWidth();
	var dh = getDocumentHeight();

	var sl = (localIsStrict && localBrowser != 'Chrome') ? document.documentElement.scrollLeft : document.body.scrollLeft;
	var st = (localIsStrict && localBrowser != 'Chrome') ? document.documentElement.scrollTop : document.body.scrollTop;

	// Get current window size
	var dim = this.getDim();

	if (!$.browser.msie) {
		var isDHMax = dh > wh;
		var isDWMax = dw > ww;

		// Vertical scroll bar width compensation
		if (isDHMax)
			ww -= 20;

		// Horizontal scroll bar height compensation
		if (isDWMax)
			wh -= 20;
	}

	// Calculate maximum width x height
	var maxw = ww - this.parentWindowBorderH * 2;
	var maxh = wh - this.parentWindowBorderV * 2;

	// Restore non-changed parameters
	if (x === false)
		x = this._lastDim.left;

	if (y === false)
		y = this._lastDim.top;

	if (w === false)
		w = this._lastDim.width;

	if (h === false)
		h = this._lastDim.height;

	// Calculate width x height
	w = Math.max(Math.min(maxw, w), this.minWidth);
	h = Math.max(Math.min(maxh, h), this.minHeight);

	// Calculate horizontal position
	switch (x) {
		case 'center':
			x = Math.round((ww - w) / 2) + sl;
			break;

		case 'left':
			x = this.parentWindowBorderH + sl;
			break;

		case 'right':
			x = ww - this.parentWindowBorderH - w + sl;
			break;

		case 'restore':
			x = this._lastDim.wndLeft + sl;
			break;
	}

	// Calculate vertical position
	switch (y) {
		case 'middle':
		case 'center':
			y = Math.round((wh - h) / 2) + st;

			break;

		case 'top':
			y = this.parentWindowBorderV + st;
			break;

		case 'bottom':
			y = wh - this.parentWindowBorderV - h + st;
			break;

		case 'restore':
			y = this._lastDim.wndTop + st;
			break;
	}

	// Calculate x/y with minimal window border (horizontal / vertical) width
	x = Math.max(x, this.parentWindowBorderH);
	y = Math.max(y, this.parentWindowBorderV);

	// Calculate x/y with current window size
	if (x - this.parentWindowBorderH + w - sl > ww - this.parentWindowBorderH)
		x = ww - this.parentWindowBorderH - w + sl;

	if (y - this.parentWindowBorderV + h - st > wh - this.parentWindowBorderV)
		y = wh - this.parentWindowBorderV - h + st;

	// Save current window position
	this._lastDim.wndTop = y - st;
	this._lastDim.wndLeft = x - sl;

	// Change position
	if (y != this._lastDim.top) {
		this._dndBorder.style.top = this._base.style.top = y + 'px';
		this._lastDim.top = y;
	}

	if (x != this._lastDim.left) {
		this._dndBorder.style.left = this._base.style.left = x + 'px';
		this._lastDim.left = x;
	}

	// Change size
	var isResized = false;
	if (w != this._lastDim.width) {
		this._base.style.width = w + 'px';
		if (this._msie6) {
			this._content.style.width = this._footer.style.width = this._title.style.width = (w - (this._borderWidth + 1) * 2) + 'px';
			this._rSide.style.left = (w - this._borderWidth - 1) + 'px';

		} else {
			this._content.style.width = this._footer.style.width = this._title.style.width = (w - this._borderWidth * 2) + 'px';
		}
		this._dndBorder.style.width = (w + this._dndBorderAddWidth) + 'px';

		this._lastDim.width = w;
		isResized = true;
	}

	if (h != this._lastDim.height) {
		this._base.style.height = h + 'px';
		if ($.browser.msie)
			this._content.style.height = (h - this._titleHeight - this._footerHeight - (this._borderWidth + 1) * 2) + 'px';
		else
			this._content.style.height = (h - this._titleHeight - this._footerHeight - this._borderWidth * 2) + 'px';
		this._dndBorder.style.height = (h + this._dndBorderAddHeight) + 'px';
    
		if (this._msie6) {
			this._bSide.style.top = (h - this._borderWidth - 2) + 'px';
		}

		this._lastDim.height = h;
		isResized = true;
	}

	// Call event handler(s)
	$(this).trigger('onresize');

	return this._lastDim;
}

/* Auto resize popup by content */
popupLayer.prototype.autoResize = function(reposition) {
	if (!this.valid)
		return false;

	var w = $(this._content).width();
	var h = $(this._content).height();

	h += this._msie6FramePaddingH;

	var ws = this._content.scrollWidth;
	var hs = this._content.scrollHeight;
	var use_ws = false;

	if (ws > w)
		w = ws + 20;

	if (hs > h) {
		h = hs + 20;
		if ($.browser.msie && parseInt($.browser.version) == 7)
			h += 20;
	}

	w += this._borderWidth * 2;
	h += this._titleHeight + this._footerHeight + this._borderWidth * 2 - this._msie6FramePaddingH;

	if (this._lastDim.width >= w)
		w = false;

	if (this._lastDim.height >= h)
		h = false;

	return reposition ? this.setDim('center', 'center', w, h) : this.setDim(false, false, w, h);
}

/* Set window dimension based on internal size */
popupLayer.prototype.setInnerDim = function(x, y, w, h) {
	if (w) {
		w += this._borderWidth * 2 + 20;
	}

	if (h) {
		h += this._titleHeight + this._footerHeight + this._borderWidth * 2 + 20;
	}

	return this.setDim(x, y, w, h);
}

/* Get popup dimensional (x, y, width and height) */
popupLayer.prototype.getDim = function() {
	if (!this.valid)
		return false;

	var pos = this._base$.offset();

	return {
		top: pos.top,
		left: pos.left,
		width: this._base$.width(),
		height: this._base$.height(),
		innerBox: {
			width: $(this._content).width(),
			height: $(this._content).height()
		}
	};
  
}

popupLayer.prototype.setTitle = function(title) {
	if (!this.valid)
		return false;

	this._titleText = title;
	this._titleBox.innerHTML = title ? title : '';

	return true;
}

/*
  Private methods
*/

/* Drag'n'drop handler - mousedown (start move popup) */
popupLayer.prototype._titleMDown = function(obj, e) {
	this._currentDrag = obj;
	this._dndBorder.style.display = '';

	document.body.style.cursor = 'move';

	var x = e.clientX + Math.max(document.documentElement.scrollLeft, document.body.scrollLeft);
	var y = e.clientY + Math.max(document.documentElement.scrollTop, document.body.scrollTop);

	this._downOffset = {
		x: x - this._lastDim.left,
		y: y - this._lastDim.top
	};

	if (this.moveInWindow) {
		this._lastWndDim = {
			width: getWindowWidth(),
			height: getWindowHeight()
		};

	} else {
		this._lastWndDim = {
			width: getDocumentWidth(),
			height: getDocumentHeight()
		};
	}

	if ($.browser.msie)
		document.body.onselectstart = function() {
			return false;
		}

	return true;
}

/* Drag'n'drop handler - mousedown (start resize popup) */
popupLayer.prototype._borderMDown = function(e) {
	if (!e)
		e = event;

	if (e.stopPropagation)
		e.stopPropagation();
	else
		e.cancelBubble = true;

	this._borderOwner._currentDrag = this;
	this._borderOwner._dndBorder.style.display = '';

	document.body.style.cursor = $(this).css('cursor');

	this._borderOwner._lastWndDim = {
		width: getWindowWidth(),
		height: getWindowHeight()
	};

	if ($.browser.msie) {
		document.body.onselectstart = function() {
			return false;
		}

	} else if ($.browser.mozilla) {
		this._borderOwner._content.setAttribute('style', this._borderOwner._content.getAttribute('style') + '-moz-user-select: none;');

	} else if ($.browser.safari) {
		this._borderOwner._content.setAttribute('style', this._borderOwner._content.getAttribute('style') + '-khtml-user-select: none;');
	}

	return true;
}

/* Drag'n'drop handler - mousemove */
popupLayer.prototype._borderMMove = function(e) {
	if (!this._currentDrag)
		return true;

	if (!e)
		e = event;

	var x = e.clientX + Math.max(document.documentElement.scrollLeft, document.body.scrollLeft);
	var y = e.clientY + Math.max(document.documentElement.scrollTop, document.body.scrollTop);

	switch (this._currentDrag._border) {
		case 't':
			if (y < this._lastDim.height + this._lastDim.top - this.minHeight && y > this.parentWindowBorderV) {
				this._dndBorder.style.top = y + 'px';
				this._dndBorder.style.height = (this._lastDim.height + this._lastDim.top - y + this._dndBorderAddHeight) + 'px';
			}
			break;

		case 'tr':
			if (y < this._lastDim.height + this._lastDim.top - this.minHeight && y > this.parentWindowBorderV) {
				this._dndBorder.style.top = y + 'px';
				this._dndBorder.style.height = (this._lastDim.height + this._lastDim.top - y + this._dndBorderAddHeight) + 'px';
			}
			if (x > this._lastDim.left + this.minWidth && x < this._lastWndDim.width - this.parentWindowBorderH) {
				this._dndBorder.style.width = (x - this._lastDim.left + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'r':
			if (x > this._lastDim.left + this.minWidth && x < this._lastWndDim.width - this.parentWindowBorderH) {
				this._dndBorder.style.width = (x - this._lastDim.left + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'br':
			if (y > this._lastDim.top + this.minHeight && (y - this._lastDim.top) < this._lastWndDim.height - this.parentWindowBorderV * 2) {
				this._dndBorder.style.height = (y - this._lastDim.top + this._dndBorderAddHeight) + 'px';
			}
			if (x > this._lastDim.left + this.minWidth && x < this._lastWndDim.width - this.parentWindowBorderH) {
				this._dndBorder.style.width = (x - this._lastDim.left + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'b':
			if (y > this._lastDim.top + this.minHeight && (y - this._lastDim.top) < this._lastWndDim.height - this.parentWindowBorderV * 2) {
				this._dndBorder.style.height = (y - this._lastDim.top + this._dndBorderAddHeight) + 'px';
			}
			break;

		case 'bl':
			if (y > this._lastDim.top + this.minHeight && (y - this._lastDim.top) < this._lastWndDim.height - this.parentWindowBorderV * 2) {
				this._dndBorder.style.height = (y - this._lastDim.top + this._dndBorderAddHeight) + 'px';
			}
			if (x < this._lastDim.width + this._lastDim.left - this.minWidth && x > this.parentWindowBorderH) {
				this._dndBorder.style.left = x + 'px';
				this._dndBorder.style.width = (this._lastDim.width + this._lastDim.left - x + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'l':
			if (x < this._lastDim.width + this._lastDim.left - this.minWidth && x > this.parentWindowBorderH) {
				this._dndBorder.style.left = x + 'px';
				this._dndBorder.style.width = (this._lastDim.width + this._lastDim.left - x + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'tl':
			if (y < this._lastDim.height + this._lastDim.top - this.minHeight && y > this.parentWindowBorderV) {
				this._dndBorder.style.top = y + 'px';
				this._dndBorder.style.height = (this._lastDim.height + this._lastDim.top - y + this._dndBorderAddHeight) + 'px';
			}
			if (x < this._lastDim.width + this._lastDim.left - this.minWidth && x > this.parentWindowBorderH) {
				this._dndBorder.style.left = x + 'px';
				this._dndBorder.style.width = (this._lastDim.width + this._lastDim.left - x + this._dndBorderAddWidth) + 'px';
			}
			break;

		case 'title':
			x -= this._downOffset.x;
			y -= this._downOffset.y;

			if (x > this.parentWindowBorderH && x < this._lastWndDim.width - this._lastDim.width - this.parentWindowBorderH) {
				this._dndBorder.style.left = x + 'px';
			}
			if (y > this.parentWindowBorderV && y < this._lastWndDim.height - this._lastDim.height - this.parentWindowBorderV) {
				this._dndBorder.style.top = y + 'px';
			}
			break;
	}

	if (!$.browser.msie && window.getSelection) {
		window.getSelection().removeAllRanges();
	}

	return false;
}

/* Drag'n'drop handler - mouseup */
popupLayer.prototype._borderMUp = function(e) {
	if (!this._currentDrag)
		return true;

	this._currentDrag = false;
	document.body.style.cursor = 'auto';

	var b = $(this._dndBorder);
	var bw = b.width() - this._dndBorderAddWidth;
	var bh = b.height() - this._dndBorderAddHeight;

	if (this._msie6) {
		bw += 2;
		bh += 2;
	}

	this.setDim(false, false, bw, bh);

	var pos = b.offset();
	this.setDim(pos.left, pos.top, false, false);

	this._dndBorder.style.display = 'none';

	if (!$.browser.msie && window.getSelection) {
		window.getSelection().removeAllRanges();
	}

	if ($.browser.msie) {
		document.body.onselectstart = '';

	} else if ($.browser.mozilla) {
		this._content.setAttribute('style', (this._content.getAttribute('style') + '').replace(/-moz-user-select: none;/, ''));

	} else if ($.browser.safari) {
		this._content.setAttribute('style', (this._content.getAttribute('style') + '').replace(/-khtml-user-select: none;/, ''));
	}

	return true;
}

/* Window onresize event handler */
popupLayer.prototype._wndResized = function() {
	if (this._bg && this.valid && !this._hidden) {
		if ($.browser.msie) {
			this._bg.style.width = document.body.scrollWidth + 'px';
			this._bg.style.height = document.body.scrollHeight + 'px';

		} else {
			this._bg.style.width = document.documentElement.scrollWidth + 'px';
			this._bg.style.height = document.documentElement.scrollHeight + 'px';
		}
	}

	return true;
}

/* Window onscroll event handler */
popupLayer.prototype._wndScroll = function() {
	if (this.valid && this.saveScroll && !this._hidden) {
		this.setDim('restore', 'restore', false, false);
	}

	return true;
}

/* Handler - bind on AJAX onload event */
popupLayer.prototype._onload = function(data, s, obj) {
	if (!this.valid || s != 'success')
		return false;

	if (!this._processResponse(data)) {
		this._insertData(data);
	}

	return true;
}

/* Process service signatures from AJAX response */
popupLayer.prototype._processResponse = function(data) {
	if (!this.valid || !data)
		return false;

	var m, l;

	if (data.search(/\/\* CMD: opener_reload \*\//) != -1) {

		// Opener window reload
		this.close();
		window.location.reload();
		return true;
	}

	if (data.search(/\/\* CMD: window_close \*\//) != -1) {

		// Close current window
		this.close();
		return true;
	}

	try {
		if ((m = data.match(/<meta http-equiv="Refresh" content="[0-9]+;URL=([^"]+)" \/>/)) || (this._ajax && (l = this._ajax.getResponseHeader('Location')))) {

			// Redirect
			if (m)
				l = m[1];

			this.load(l);
			return true;
		}
	} catch (e) { }

	return false;

}

/* Insert data into popup */
popupLayer.prototype._insertData = function(data) {
	if (!this.valid)
		return false;

	var m;

	data = data.replace(/\r/g, '');
	m = data.match(new RegExp("<!-- MAIN -->\n*((?:.*\n)+.*)<!-- \/MAIN -->"));
	if (!m)
		m = data.match(new RegExp("<body[^>]*>\n*((?:.*\n)+.*)<\/body>", 'i'));

	if (!m)
		return false;

	this.html(m[1]);

	if (!this._titleText && (m = data.match(new RegExp("<title>(.+)<\/title>")))) {
		this.setTitle(m[1]);
	}

	return true;
}

/* Process inserted data - bind some handlers on some events some elements */
popupLayer.prototype._processInsertedData = function() {
	if (!this.valid)
		return false;

	$(this).trigger('onload');

	$('form', this._frame).bind('submit', this._submitFormHnd);
	$('a:not([href^="javascript:"])', this._frame).bind('click', this._clickAHnd);

	if (this.useAutoResize)
		this.autoResize(true);

	return true;
}

/* Form onsubmit handler */
popupLayer.prototype._submitFormHnd = function() {

	var pc = getPopupControl(this);
	if (!pc || !pc.valid)
		return true;

	var data = {};
	$.each(
		$(this).serializeArray(),
		function (i, elm) {
			if (data[elm.name]) {
				if (typeof(data[elm.name]) == 'string')
					data[elm.name] = [data[elm.name], elm.value];
				else
					data[elm.name][data[elm.name].length] = elm.value;

			} else {
				data[elm.name] = elm.value;
			}
		}
		);

	var o = this;
	var url = this.action;
	url += (url.search(/\?/) === -1 ? '?' : '&') + 'open_in_layer=Y&is_ajax_request=Y&keep_https=Y';

	if (this.method == 'post') {
		this.ajax = $.post(
			url,
			data,
			function(data, s) {
				pc._onload(data, s, o);
			}
			);

	} else {
		this.ajax = $.get(
			url,
			data,
			function(data, s) {
				pc._onload(data, s, o);
			}
			);

	}
  
	return !this.ajax;
}

/* Link onclick handler */
popupLayer.prototype._clickAHnd = function() {
	var pc = getPopupControl(this);
	if (!pc || !pc.valid)
		return true;

	var o = this;
	var url = this.href;
	url += (url.search(/\?/) === -1 ? '?' : '&') + 'open_in_layer=Y&is_ajax_request=Y&keep_https=Y';

	this.ajax = $.post(
		url,
		function(data, s) {
			pc._onload(data, s, o);
		}
		);

	return !this.ajax;
}

/* Switch (on/off) special elements (MS IE 6 bug) */
popupLayer.prototype._switchSelects = function(switchon) {

	// Process form selectors
	var elms = document.getElementsByTagName('SELECT');
	for (var i = 0; i < elms.length; i++) {
		var p = elms[i].parentNode;
		while (p && p.parentNode && p.className != 'popup-content')
			p = p.parentNode;

		if (p && p.className == 'popup-content')
			continue;

		if (switchon) {
			$(elms[i]).removeClass('popup-hidden-select');
			elms[i].disabled = elms[i]._old_disabled;

		} else {
			$(elms[i]).addClass('popup-hidden-select');
			elms[i]._old_disabled = elms[i].disabled;
			elms[i].disabled = true;
		}
	}

	// Process object elements
	var elms = document.getElementsByTagName('OBJECT');
	for (var i = 0; i < elms.length; i++) {
		var p = elms[i].parentNode;
		while (p && p.parentNode && p.className != 'popup-content')
			p = p.parentNode;

		if (!p || p.className != 'popup-content')
			elms[i].style.visibility = switchon ? 'visible' : 'hidden';
	}

	return true;
}