// JavaScript Document

function toggle( lnk )
{
   var image = lnk.firstChild;
   if( image )
   {
		var oldImage = image.src;
		var newImage = image.src;
		var cl = image.className ? image.className : "" ;
		
		if( cl != "active" && oldImage.indexOf( "_rollover" ) > -1 )
		{
			newImage = oldImage.replace( /navi_rollover/, "navi" );	
		}else if( cl != "active" )
		{
			newImage = oldImage.replace( /navi/, "navi_rollover" );
		}
		
		image.src = newImage ;
   }
}