function gebi(id) {return document.getElementById(id);}

function uvelihenie(id, ssr,ssd,Position, $par)
	{
		document.getElementById(id).src = $par;
		document.getElementById(id).width=ssr;
	}
						
	function umen(id, ssr,ssd,Position, $par)
	{
		document.getElementById(id).src = $par;
		document.getElementById(id).width=ssd;
	}
	
	function preload()
    {
     if (document.images)
       {
       var imgsrc = preload.arguments;
       arr=new Array(imgsrc.length);
       for (var j=0; j<imgsrc.length; j++)
       {arr[j]=new Image; arr[j].src=imgsrc[j];}
       }
    }
	
	function show(id)
	{
		document.getElementById(id).style.display = "block";
	}
	
	function hide(id)
	{
		document.getElementById(id).style.display = "none";
	}
  
  function showhide(id)
	{
 		document.getElementById(id).style.display = (document.getElementById(id).style.display=='none') ? '' : "none";
	}