function validsitesearch(me){
	if (me.sitesearch.value == ""){
		alert("Please enter a search term");
		return false;
	}
	checkOK = " ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_-@";
	checkStr = me.sitesearch.value;
	fred = valsite();
	if (fred == false){
		alert("Please enter only letters and numbers in the search box");
		return false;
	}
	return true;
}
function valsite(){
	var allValid = true;
	for (i=0;  i<checkStr.length;  i++){
		ch = checkStr.charAt(i);
		for (j=0;  j<checkOK.length;  j++){
			if (ch == checkOK.charAt(j)){
				break;
			}
			if (j == (checkOK.length-1)){
				allValid = false;
				break;
			}
		}
		if (!allValid){
			return (false);
		}
	}
}