window.onload = function() {

	var m;
	
	m = document.getElementById("headmenu").getElementsByTagName("li");
	
	for( var i = 0; i < m.length; i++ ) 
	{		
		var elm = m[i];
		
		elm.onmouseover = function() 
		{		
			if( this.className == "selected" ) 
			{
				this.className = "selected hover";	
			}
			else
			{
				this.className = "hover";
			}
		}
		
		elm.onmouseout = function() 
		{
			if( this.className == "selected hover" ) 
			{
				this.className = "selected";
			}
			else if( this.className == "hover" )
			{
				this.className = "";
			}			
		}
		
	}

}