document.write('<div id="adskype" style="position:absolute;z-index:1000;"><a href="callto://geng2000" target="_blank"><img src="images/skype.gif" alt="" border="0"></a></div>');
var WX = Math.ceil(Math.random()*900),WY = Math.ceil(Math.random()*400);
var WX_IN = true, YX_IN = true
var WSTEP = 1 
var WDELAY = 10
var WFLOATOBJ=document.getElementById("adskype") 
function WfloatAD() 
{
	try
	{
		var L=T=0
		var _rootEl=document.compatMode=="CSS1Compat"?document.documentElement:document.body;/*得到当前窗体的根元素*/ 
		
		var R= _rootEl.clientWidth - WFLOATOBJ.offsetWidth;
		var B = _rootEl.clientHeight - WFLOATOBJ.offsetHeight;
		
		WFLOATOBJ.style.left = WX + document.body.scrollLeft + 'px';
		
		WFLOATOBJ.style.top = WY + WScrollPost() + 'px';
		WX = WX + WSTEP*(WX_IN?1:-1) ;
		if (WX < L) { WX_IN = true; WX = L} 
		if (WX > R){ WX_IN = false; WX = R} 
	
		WY = WY + WSTEP*(YX_IN?1:-1) 
		if (WY < T) { YX_IN = true; WY = T } 
		if (WY > B) { YX_IN = false; WY = B }
	}
	catch(e)
	{
		//alert(e.description);
	}
}
var itl= setInterval("WfloatAD()", WDELAY) 
WFLOATOBJ.onmouseover=function(){clearInterval(itl)} 
WFLOATOBJ.onmouseout=function(){itl=setInterval("WfloatAD()", WDELAY)}