var brOK=false;
var mie=false;
var vmin=1;
var vmax=3;
var vr=3;
var timer1;
var nowads;
var ad_width=0;
var ad_height=0;

function movechip(chipname)
{
	if(brOK)
	{
		eval("chip="+chipname);
		if(!mie)
		{
			pageX=window.pageXOffset;
			pageW=window.innerWidth;
			pageY=window.pageYOffset;
			pageH=window.innerHeight;
		} 
		else
		{
			pageX=window.document.body.scrollLeft;
			pageW=window.document.body.offsetWidth-8;
			pageY=window.document.body.scrollTop;
			pageH=window.document.body.offsetHeight;
		}
		chip.xx=chip.xx+chip.vx;
		chip.yy=chip.yy+chip.vy;
		chip.vx+=vr*(Math.random()-0.5);
		chip.vy+=vr*(Math.random()-0.5);
		if(chip.vx>(vmax+vmin))  chip.vx=(vmax+vmin)*2-chip.vx;
		if(chip.vx<(-vmax-vmin)) chip.vx=(-vmax-vmin)*2-chip.vx;
		if(chip.vy>(vmax+vmin))  chip.vy=(vmax+vmin)*2-chip.vy;
		if(chip.vy<(-vmax-vmin)) chip.vy=(-vmax-vmin)*2-chip.vy;
		if(chip.xx<=pageX)
		{
			chip.xx=pageX;
			chip.vx=vmin+vmax*Math.random();
		}
		if(chip.xx>=pageX+pageW-chip.w)
		{
			chip.xx=pageX+pageW-chip.w;
			chip.vx=-vmin-vmax*Math.random();
		}
		if(chip.xx>=pageW-ad_width)
		{
			chip.xx=chip.xx-20;
			chip.vx=-vmin-vmax*Math.random();
		}
		if(chip.yy<=pageY)
		{
			chip.yy=pageY;
			chip.vy=vmin+vmax*Math.random();
		}
		if(chip.yy>=pageY+pageH-ad_height)
		{
			chip.yy=pageY+pageH-ad_height;
			chip.vy=-vmin-vmax*Math.random();
		}
		if(!mie)
		{
			eval('document.'+chip.named+'.top ='+chip.yy);
			eval('document.'+chip.named+'.left='+chip.xx);
		}
		else
		{
			eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);
			eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy);
		}
		chip.timer1=setTimeout("movechip('"+chip.named+"')",80);
	}
}



function nowads()
{
	if(navigator.appName.indexOf("Internet Explorer")!=-1)
	{
		if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();mie=true;
	}
	if(navigator.appName.indexOf("Netscape")!=-1)
	{
		if(parseInt(navigator.appVersion.substring(0,1))>=4) brOK=navigator.javaEnabled();
	}
	nowads.named="nowads";
	nowads.vx=vmin+vmax*Math.random();
	nowads.vy=vmin+vmax*Math.random();
	nowads.w=1;
	nowads.h=1;
	nowads.xx=0;
	nowads.yy=0;
	ad_width=nowads_img.width;
	ad_height=nowads_img.height;
	//alert(ad_height);
	nowads.timer1=null;
	movechip("nowads");
}

function getClientSize()
{
    pageW=window.document.body.offsetWidth-8;
    pageH=window.document.body.offsetHeight;
    
}

function pop()
{
window.open("dcb.htm","newwindow","height=580, width=700, top=50, left=20, toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no")
}

document.write('<span id="nowads" style="height:49px;left:178px;position:absolute;top:1237px;width:70px; z-index:100000">');
document.write('<img id="nowads_img" src="images/indagate.gif" border="0" width="280" height="70" onclick="pop()">');
//document.write('<table id="nowads_img" width="158" height="70" bgcolor=fffccc><tr><td align=center><font size=4 color=red class=title>物业管理需求<br>登记表</font></td></tr></table> ');
document.write('</span>');
nowads();
window.onresize=getClientSize;