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"

}




<!--

var message="";
///////////////////////////////////
function clickIE() {if (document.all) {(message);return false;}}
function clickNS(e) {if 
(document.layers||(document.getElementById&&!document.all)) {
if (e.which==2||e.which==3) {(message);return false;}}}
if (document.layers) 
{document.captureEvents(Event.MOUSEDOWN);document.onmousedown=clickNS;}
else{document.onmouseup=clickNS;document.oncontextmenu=clickIE;}

document.oncontextmenu=new Function("return false")
// -->