function search(){
	s = document.getElementById("search");
	str = new String(s.value);
	if(str.length>=3){
		document.getElementById("results").style.visibility = "visible";
		document.getElementById("results_bg").style.visibility = "visible";
		document.getElementById("results").innerHTML = "<center><div style=\"margin-top:10px\">LOADING...</div></center>"
  		arr = new Array("search.php","results","search");
  		XHR1(arr);
	}
	else{
	 document.getElementById("results").innerHTML = "";	
 	 document.getElementById("results").style.visibility = "hidden";
	 document.getElementById("results_bg").style.visibility = "hidden";
	}
}