function disableselect(e){
 return false
 } 
 Ê
function reEnable(){
 return true
 } 
 Ê
//if IE4+
 document.onselectstart=new Function ('return false') 
 Ê
//if NS6
 if (window.sidebar){
 document.onmousedown=disableselect
 document.onclick=reEnable
 }