function over()
{
	try{
		document.getElementById(this.id.replace("link","img")).style.display="inline";
		document.getElementById("imgdefault").style.display="none";
	}catch(e){;}
}
function out()
{
	try{
		document.getElementById(this.id.replace("link","img")).style.display="";
		document.getElementById("imgdefault").style.display="";
	}catch(e){;}
}
window.onload=function()
{
	links=document.getElementsByTagName("A");
	for(var i=0;i<links.length;i++)
	{
		if(links[i].id.slice(0,4)=="link")
		{
			links[i].onmouseover=over;
			links[i].onmouseout=out;
		}
	}
}