function makeHeight(){

     if(screen.width < 1280){
       if(navigator.appName == "Netscape"){
          document.getElementById('ht').src ='/images/noimg.gif';
       }
       else
        document.getElementById('ht').height="370";
     }
     else{
       if(navigator.appName == "Netscape"){
          document.getElementById('ht').src ='/images/noimg1.gif';
       }
       else
        document.getElementById('ht').height="620";
     };

}

function makeHeight1(){
  if (screen.width >= 1280)
    document.getElementById('ht').height="355";

}

var hideTimer=0;
var showTimer=0;


function showSubmenu(){
    document.getElementById('subm').style.visibility="visible";
}

function hideSubmenu(){
   document.getElementById('subm').style.visibility="hidden";
   if(document.getElementById('download').className!="menutxtactive")
   document.getElementById('download').className="menutxt";
}

function show(Obj){
 if(hideTimer != 0) {
    clearTimeout(hideTimer);
    hideTimer=0;
 }
 showSubmenu();

 if(Obj.className=='menutxt')
   Obj.className="menutxtov";
}

function Submenuov(){
  if (hideTimer != 0) {
    clearTimeout(hideTimer);
    hideTimer=0;
  }
}

function Submenuout(){
   hideTimer=setTimeout('hideSubmenu()',350);
}


function hide(){
    hideTimer=setTimeout('hideSubmenu()',500);
}