/********************************************************************************************
* BlueShoes Framework; This file is part of the php application framework.
* NOTE: This code is stripped (obfuscated). To get the clean documented code goto 
*       www.blueshoes.org and register for the free open source *DEVELOPER* version or 
*       buy the commercial version.
*       
*       In case you've already got the developer version, then this is one of the few 
*       packages/classes that is only available to *PAYING* customers.
*       To get it go to www.blueshoes.org and buy a commercial version.
* 
* @copyright www.blueshoes.org
* @author    sam blum <sam-at-blueshoes-dot-org>
* @author    Andrej Arn <andrej-at-blueshoes-dot-org>
*/
_grabObj = null;
function EventCtrl(div){
	this.div   = div;
	this.type  = '';
	this.mask  = 0;
	this.pageX = 0; 
	this.pageY = 0;
}

EventCtrl.prototype.linkCtrl = function(obj) {
	if(obj && !obj.eventCtrl) obj.eventCtrl=this;
	return this;
}

EventCtrl.prototype.setThreshold = function(threshold){
	this.threshold = threshold;
	return this;
}

function getCtrlFromElementIE(el,tagName){
	for(;el;el=el.parentElement){
		if((tagName==null || el.tagName==tagName) && el.eventCtrl)
			{return el.eventCtrl;}
	}
	return null;
}
function getCtrlFromEventIE(e,tagName){
	var ctrl=_grabObj;
	var event=window.event;
	var fromCtrl, toCtrl;
	if (ctrl==null){
		var mask=0, type=event.type;
		switch(type){
			case 'mouseover':
				fromCtrl = getCtrlFromElementIE(event.fromElement,tagName);toCtrl   = getCtrlFromElementIE(event.toElement,  tagName);
				if(fromCtrl!=toCtrl) ctrl=toCtrl;
				if(!ctrl || (ctrl.mask&1)==0) ctrl=null;
			break;
			case 'mouseout':
				fromCtrl = getCtrlFromElementIE(event.fromElement,tagName);toCtrl   = getCtrlFromElementIE(event.toElement,  tagName);
				if(fromCtrl!=toCtrl) ctrl=fromCtrl;
				if(!ctrl || (ctrl.mask&1)==0) ctrl=null;
			break;
			case 'mousedown':
			case 'mousemove':
			case 'mouseup':
				ctrl = getCtrlFromElementIE(event.srcElement,tagName);
				if(ctrl && (ctrl.mask&2)!=0) 
			break;
			default: 
				ctrl=null;
			break;
		}
	}
	if(ctrl){
		ctrl.pageX = document.body.scrollLeft+event.clientX;
		ctrl.pageY = document.body.scrollTop +event.clientY;
		ctrl.type  = event.type;
	}
	return ctrl;
}
function getCtrlFromEventNN4(e,tagName){
	var ctrl=_grabObj;
	if(ctrl==null) ctrl=e.target.eventCtrl;
	if(ctrl){
		var mask=0;
		switch(e.type){
			case 'mouseover':
			case 'mouseout':
					mask|=1; 
			break;
			case 'mousedown': 
			case 'mousemove': 
			case 'mouseup':
					mask|=2; 
			break;
		}
		if((ctrl.mask&mask)!=0){
			ctrl.pageX = e.pageX; 
			ctrl.pageY = e.pageY;
			ctrl.type  = e.type;
		} else {
			ctrl=null;
		}
	}
	return ctrl;
}

function getCtrlFromEventMz(e,tagName){
	var ctrl=_grabObj;
	if(ctrl==null){
		for(var t=e.target; t!=null; t=t.parentNode){
			if((  tagName==null 
				|| (t.nodeType==Node.ELEMENT_NODE && t.tagName==tagName))
				&& ('undefined' != typeof(t.eventCtrl)) )
				{ctrl=t.eventCtrl;break;}
		}
	}
	if(ctrl){
		if ('undefined' != typeof window.scrollX ) {
			ctrl.pageX = e.clientX+window.scrollX;
			ctrl.pageY = e.clientY+window.scrollY;
		} else {
			ctrl.pageX = e.clientX;
			ctrl.pageY = e.clientY;
		}
		ctrl.type  = e.type;
	}
	return ctrl;
}
function getCtrlFromEventNop(e,tagName){return null; }


getCtrlFromEvent=(_dom==1||_dom==2)?getCtrlFromEventIE:
(_dom==3?getCtrlFromEventNN4:
(_dom==4?getCtrlFromEventMz:
getCtrlFromEventNop));

function ech_mouseover(e){
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && ctrl.mouseover && !ctrl.mouseoverState){
		ctrl.mouseoverState = true;
		if(ctrl.mouseover)
			{ctrl.mouseover(ctrl,ctrl.mouseoverClient);}
	}
}
function ech_mouseout(e){
var ctrl = getCtrlFromEvent(e,null);if(ctrl && ctrl.mouseover && ctrl.mouseoverState){
ctrl.mouseoverState = false;if(ctrl.mouseout) ctrl.mouseout(ctrl,ctrl.mouseoutClient);}
}
function ech_mousedown(e){
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && !ctrl.dragging){
		_grabObj = ctrl;
		ctrl.dragging=true;
		ctrl.dragged = false;
		ctrl.startX = ctrl.curX = ctrl.pageX;
		ctrl.startY = ctrl.curY = ctrl.pageY;
		if(ctrl.mousedown) ctrl.mousedown(ctrl,ctrl.mousedownClient);
		return false;
	}
	return true;
}

function ech_mousemove(e){
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && ctrl.dragging){
		if(ctrl.curX!=ctrl.pageX || ctrl.curY!=ctrl.pageY){
			if(Math.abs(ctrl.pageX-ctrl.startX)>ctrl.threshold || Math.abs(ctrl.pageY-ctrl.startY)>ctrl.threshold)
				{ctrl.dragged = true;}
			if(ctrl.mousemove)
			{ctrl.mousemove(ctrl,ctrl.mousemoveClient);}
			ctrl.curX = ctrl.pageX;
			ctrl.curY = ctrl.pageY;
		}
		return false;
	}
	return true;
}

function ech_mouseup(e){
var ctrl = getCtrlFromEvent(e,null);if(ctrl && ctrl.dragging){
_grabObj = null; ctrl.dragging = false;if(ctrl.mouseup) ctrl.mouseup(ctrl,ctrl.mouseupClient);if(!ctrl.dragged && ctrl.mouseclick)
ctrl.mouseclick(ctrl,ctrl.mouseclickClient);ctrl.curX = ctrl.pageX; ctrl.curY = ctrl.pageY;return false;}
return true;}
function ech_attachMouseOverOut(div,ovrf,ovrc,outf,outc){
if(!div.eventCtrl) div.eventCtrl = new EventCtrl(div);var ctrl = div.eventCtrl;ctrl.mouseoverState = false;ctrl.mouseover  = ovrf; ctrl.mouseoverClient = ovrc;ctrl.mouseout   = outf; ctrl.mouseoutClient  = outc;div.onmouseover = ech_mouseover;div.onmouseout  = ech_mouseout;ctrl.mask|=1;return ctrl;}
function ech_detachMouseOverOut(div){
var ctrl = div.eventCtrl;if(ctrl){
ctrl.div.onmouseover = null;ctrl.div.onmouseout  = null;ctrl.mask=~1;}
}
function ech_attachMouseDrag(div,dwnf,dwnc,movf,movc,upf,upc,clkf,clkc)
{
	var doc;
	if(_dom==1||_dom==2){
		doc = div;
		doc.onmousedown      = ech_mousedown;
		document.onmousemove = ech_mousemove;
		document.onmouseup   = ech_mouseup;
	} else if(_dom==3){
		doc = div.document;
		doc.onmousedown = ech_mousedown;
		doc.onmousemove = ech_mousemove;
		doc.onmouseup   = ech_mouseup;
		doc.captureEvents(Event.MOUSEDOWN|Event.MOUSEMOVE|Event.MOUSEUP);
	} else if(_dom==4){
		doc = div;
		div.onmousedown           = ech_mousedown;
		document.body.onmousemove = ech_mousemove;
		document.body.onmouseup   = ech_mouseup;
	} 
	else return null;
	
	if(!doc.eventCtrl)
		doc.eventCtrl = new EventCtrl(div);
	var ctrl=doc.eventCtrl;
	ctrl.dragging  = false; 
	ctrl.dragged   = false;
	ctrl.startX    = 0;     
	ctrl.startY    = 0;
	ctrl.curX      = 0;     
	ctrl.curY      = 0;
	ctrl.mousedown = dwnf; 
	ctrl.mousedownClient = dwnc;
	ctrl.mousemove = movf; 
	ctrl.mousemoveClient = movc;
	ctrl.mouseup   = upf;  
	ctrl.mouseupClient   = upc;
	ctrl.mouseclick= clkf; 
	ctrl.mouseclickClient= clkc;
	ctrl.threshold = 5;
	ctrl.mask|=2;
	return ctrl;
}
function ech_detachMouseDrag(div){
var ctrl = null;if(_dom==1||_dom==2){
ctrl=div.eventCtrl;if(ctrl) ctrl.div.onmousedown=null;} else if(_dom==3){
ctrl = div.document.eventCtrl;if(ctrl){
var doc = ctrl.div.document;doc.releaseEvents(Event.MOUSEDOWN|Event.MOUSEMOVE|Event.MOUSEUP);doc.onmousedown = null;doc.onmousemove = null;doc.onmouseup   = null;}
} else if(_dom==4){
ctrl = div.eventCtrl;if(ctrl) ctrl.div.onmousedown=null;}
if(ctrl) ctrl.mask&=~2;}