/********************************************************* 
             by tlcsky@gmail.com       2007-01-13 
**********************************************************/
var ih,iw;//图片的高、宽
var l,t;//层的left top
var mx,my;//鼠标的位置
var st;//滚动条的位置
var img=null;
var loadimg,load_ok=0;
document.write('<div id=mytips style="position:absolute;z-index:1;border:1px solid #000000;padding:5px 3px 5px 3px; gray solid;font-size:12px;background-color:#ffffff;color:#666666;display:none;filter: progid:DXImageTransform.Microsoft.Shadow(color=#999999,direction=135,strength=3);"></div>');
var my_tips=document.all.mytips;
function s(str)
{
	if(img)img.removeNode(true);
	img=document.createElement("img");
	img.style.position="absolute";
	img.style.visibility="hidden";
	img.attachEvent("onreadystatechange",orsc);
	img.attachEvent("onerror",oe);
	document.body.insertAdjacentElement("beforeend",img);
	img.src=str;
}
function oe(){
	if(load_ok==0){
		my_tips.innerHTML="<img src='images/loader.gif' align=left>";
		my_tips.style.left=mx+10;
		my_tips.style.top=my-10;
		my_tips.style.display="";
		s(loadimg);
	}else{
		return true;
	}
}
function orsc()
{
	if(img.readyState!="complete")return false;
	load_ok=1;
	x1=0;iw=0;
	iw=img.offsetWidth;
	ih=img.offsetHeight;
	
}
function tip(str){
	
	my_tips.innerHTML="<img src='images/loader.gif' align=left>";
	my=event.clientY;
	mx=event.clientX;
	st=document.body.scrollTop;
	my_tips.style.left=mx+10;
	my_tips.style.top=st+my-10;
	my_tips.style.display="";
	maxHeight=document.body.clientHeight;
	maxWidth=document.body.clientWidth;
	loaded=0;
	load_ok=0;
	loadimg=str;
	s(str);
	if(load_ok==1){
		my_tips.innerHTML="";
		my_tips.innerHTML="<img src='"+str+"' align=left>";
		my_tips.style.display="";
		if(mx+iw+20>maxWidth){l=mx-iw-20;}else{l=mx+10;}
		my_tips.style.left=l;
		if(my+ih+20>maxHeight){t=my+st-ih-20;}else{t=my+10+st;}
		my_tips.style.top=t;
	}
}
function hide_tip(){
	var my_tips=document.all.mytips;
	my_tips.innerHTML="";
	my_tips.style.display="none";
}