function openSpeedInfo(){
	if(document.getElementById){
		objSInfo = document.getElementById("speedinfotxt")
		if(objSInfo.style.visibility=="visible")
			objSInfo.style.visibility ="hidden"
		else
			objSInfo.style.visibility ="visible"
	}
}
function openImgWin(path,txt){
	window.open('/img.aspx?img='+path+'&imgtxt='+txt,'winImg','width=402px,height=400px,left=50,resizable=yes,scrollbars=yes')
}

function set_icon( el ){
  var pos = el.src.indexOf( "_over" );
  el.src = ( pos > -1 ) 
         ? el.src.substr( 0, pos ) + el.src.substr( el.src.lastIndexOf( "." ), el.src.length )
         : el.src.substr( 0, el.src.lastIndexOf( "." ) )+ "_over" + el.src.substr( el.src.lastIndexOf( "." ), el.src.length );
}