function disableSelection(target){  
if (typeof target.onselectstart!="undefined") //IE route  
    target.onselectstart=function(){return false}  
else if (typeof target.style.MozUserSelect!="undefined") //Firefox route  
    target.style.MozUserSelect="none"  
else //All other route (ie: Opera)  
    target.onmousedown=function(){return false}  
target.style.cursor = "default"  
}