var browser = navigator.appName;
var version = navigator.appVersion;
var versionNumber = version.substring(0,1);

function CheckSearch() {
	mysearchvariable = document.frmSearch.searchvariable.value.toUpperCase();
	if (mysearchvariable == "KEYWORD" || mysearchvariable == "") {
		alert("Please type a keyword to find.");
		document.frmSearch.searchvariable.focus();
	} else if (mysearchvariable.length < 3) {
		alert("Please type at least 3 characters for the keyword.");
		document.frmSearch.searchvariable.focus();
	} else { 
	document.frmSearch.submit();}
}