/********************************************************************************************
* 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    Samuel Blume <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){
		ctrl.pageX = e.clientX+window.scrollX;
		ctrl.pageY = e.clientY+window.scrollY;
		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;
	}
}