function changeImage(id) 
{
	if(document.getElementById(id).style.display=='inherit') 
	{
		document.getElementById(id).style.display='none';
	} 
	else 
	{
		document.getElementById(id).style.display='inherit';
	}		
}

function changeImage2(id) 
{
	if(document.getElementById(id).style.display=='none') 
	{
		document.getElementById(id).style.display='inherit';
	} 
	else 
	{
		document.getElementById(id).style.display='none';
	}		
}


<!--//--><![CDATA[//><!--    
sfHover = function() {
   var sfEls = document.getElementById("nav").getElementsByTagName("li");
   for (var i=0; i<sfEls.length; i++) {
	  sfEls[i].onmouseover=function() {
		 this.className+=" sfhover";
	  }
	  sfEls[i].onmouseout=function() {
		 this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
	  }
   }
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
//--><!]]>
		
		
		
function timeMsg()
{
	//var t=setTimeout("changeHeader()",5000);
}
function changeHeader()
{
	var value = "1";
	document.getElementById('header').style.background='url(images/header/'+this.value+'.png)';
	value = value + 1;
}