function showlink(el)
{
/*	var myelement = el.getAttribute("overhref");
	var mylink_text = document.getElementById(myelement);
	//alert(mylink_text);
	var project_link =  document.getElementById('projekt_link') ;
	var project_link_value =  document.getElementById('project_link_value') ;
	project_link.href = mylink_text;
	project_link_value.innerHTML= mylink_text;*/
}
function SimpleSwap(el,which){
  el.src=el.getAttribute(which || "origsrc");
}

function SimpleSwapSetup(){
  var x = document.getElementsByTagName("img");
  for (var i=0;i<x.length;i++){
    var oversrc = x[i].getAttribute("oversrc");
	var overhref = x[i].getAttribute("overhref");
    if (!oversrc) continue;
      
    // preload image
    // comment the next two lines to disable image pre-loading
	x[i].over_href = overhref;
    x[i].oversrc_img = new Image();
    x[i].oversrc_img.src=oversrc;
    // set event handlers
    x[i].onmouseover = new Function("SimpleSwap(this,'oversrc');showlink(this)");
    x[i].onmouseout = new Function("SimpleSwap(this);");
    // save original src
    x[i].setAttribute("origsrc",x[i].src);
  }
}

/*var PreSimpleSwapOnload =(window.onload)? window.onload : function(){};
window.onload = function(){PreSimpleSwapOnload(); SimpleSwapSetup();}
*/
window.onload = function(){SimpleSwapSetup();};