function zoom(name)
	{
	el=document.getElementById(name).style;
    el.top=screen.height/2-parseInt(el.height,10);
    el.left=screen.width/2-parseInt(el.width,10)/2;
    el.display='block';
	//alert(screen.width);
	/*el=document.getElementById(name);
	persent=el.height/el.width;
	el.width=Math.round(el.width+el.width*0.1); el.height=Math.round(el.width*persent);*/
	}
function zoomOut(name)
	{
	el=document.getElementById(name).style;
    //el.top=-1024;
    //el.left=-1024;
    el.display='none';
	/*el=document.getElementById(name);
	persent=el.height/el.width;
	el.width=Math.round(el.width-el.width*0.0909090909); el.height=Math.round(el.width*persent);*/
	}