////////////////////////////////////////////////////////////////////
// auther 	mylubo@163.com 13568993974
// date 	2004-3-29 21:17
// 
//
////////////////////////////////////////////////////////////////////
function ShowFormCenter(url,width,height){
	var top	;	
	var left;
	var feature;
	feature="toolbar=no,location=no,directories=no,status=no,scrollbars=no";
	if(url==null) return;
	top=(screen.height-height)/2;
	left=(screen.width-width)/2;
	feature=feature+",top="+top+",left="+left;
	feature=feature+",width="+width+",height="+height;
	//alert(feature);
	window.open(url,"",feature);
}
function mov(a){
	scrollx=new_date.document.body.scrollLeft
	scrolly=new_date.document.body.scrollTop
	scrolly=scrolly+a
	new_date.window.scroll(scrollx,scrolly)
	}
function movstar(a,time){
	movx=setInterval("mov("+a+")",time)
	}
function movover(){
	clearInterval(movx)
	}

function doZoom(size){
 document.getElementById('zoom').style.fontSize=size+'px'
}