var tipoOp=null;
var mas=null;
var initVal="";
Array.prototype.del=function(){
	var aux=[];
	for(var x=0;x<this.length;x++){
		if(this[x].length>3){
			aux[aux.length]=this[x];
		}
	}
	return aux
}
function trazas(){

	tipoOp=document.getElementById("tipoOp");
	mas=document.getElementById("q");
	
	
	var intitlestr=(mas.value.indexOf(" ")!=-1)? mas.value.split(" ").del().join("|"):"";
	var intitle=""//(intitlestr=="")? "":"intitle:"+intitlestr;

	if(tipoOp.value=="todos"){
		str= " intitle:"+intitlestr
	}else if(tipoOp.value=="Rapidshare"){
		str=" rapidshare.com/files "+ intitle+" -intitle:megaupload"
	}else{ //Megaupload
		str=" megaupload.com "+ intitle+" -intitle:rapidshare"
	}
	
	initVal=mas.value
	mas.value=initVal  + str;
	document.getElementById("cse-search-box").submit();
	
	
	var timer=setTimeout(function(){
		mas.value=initVal;	
	},500)
	document.getElementById("cse-search-box").submit();
	
}