/*************************************************************************
  dw_tooltip.js   requires: dw_event.js and dw_viewport.js
*************************************************************************/

var Tooltip = {
    followMouse: true,
    offX: 8,
    offY: 12,
    tipID: "tipDiv",
    showDelay: 100,
    hideDelay: 200,
	ready:false,
	timer:null,
	tip:null,
	init:function(){ 
		if(document.createElement && document.body && typeof document.body.appendChild != "undefined")
		{
			if( !document.getElementById(this.tipID) )
			{
				var el = document.createElement("DIV");
				el.id = this.tipID;
				document.body.appendChild(el);
			}
			this.ready=true;
		}
	},
	show:function(e,msg){
		if(this.timer)
		{
			clearTimeout(this.timer);
			this.timer=0;
		}
		if(!this.ttready) return;
		this.tip = document.getElementById(this.tipID);
		if(this.followMouse) dw_event.add(document,"mousemove",this.trackMouse,true);
		this.writeTip("");
		this.writeTip(msg);
		viewport.getAll();
		this.positionTip(e);
		this.timer = setTimeout("Tooltip.toggleVis('"+this.tipID+"', 'visible')",this.showDelay);
	},
	writeTip:function(msg){
		if( this.tip && typeof this.tip.innerHTML!="undefined" ) this.tip.innerHTML=msg;
	},
	positionTip:function(e){
		if( this.tip && this.tip.style )
		{
			var x = e.pageX?e.pageX:e.clientX+viewport.scrollX;
			var y = e.pageY?e.pageY:e.clientY+viewport.scrollY;
			if( x+this.tip.offsetWidth+this.offX > viewport.width+viewport.scrollX )
			{
				x = x-this.tip.offsetWidth-this.offX;
				if( x<0 ) x=0;
			}
			else x = x+this.offX;
			if( y+this.tip.offsetHeight+this.offY > viewport.height+viewport.scrollY )
			{
				y = y-this.tip.offsetHeight-this.offY;
				if( y<viewport.scrollY ) y = viewport.height+viewport.scrollY-this.tip.offsetHeight;
			}
			else y = y+this.offY;
			this.tip.style.left = x+"px";
			this.tip.style.top = y+"px";
		}
	},
	hide:function(){
		if( this.timer )
		{
			clearTimeout(this.timer);
			this.timer=0;
		}
		this.timer = setTimeout("Tooltip.toggleVis('"+this.tipID+"', 'hidden')",this.hideDelay);
		if( this.followMouse ) dw_event.remove(document,"mousemove",this.trackMouse,true);
		this.tip=null;
	},
	toggleVis:function(id,vis){
		var el = document.getElementById(id);
		if( el ) el.style.visibility=vis;
	},
	trackMouse:function(e){
		e = dw_event.DOMit(e);
		Tooltip.positionTip(e);
	}
};

var dw_Inf={};
dw_Inf.mg = "A License is required for all but personal use of this code. See Terms of Use at dyn-web.com"
dw_Inf.hn = window.location.hostname.toLowerCase();
dw_Inf.hr = window.location.href.toLowerCase();
dw_Inf.x0 = function()
{
	//if(!(dw_Inf.hn==""||dw_Inf.hn=="127.0.0.1"||dw_Inf.hn.indexOf("localhost")!=-1||dw_Inf.hr.indexOf("dyn-web.com")!=-1))
	//	alert(dw_Inf.mg);
	
	Tooltip.ttready=true;
};
dw_Inf.x0();