function isEmpty(inputStr) {
	if ((inputStr == null) || (inputStr=="")) return true
	else return false
}

function isAlphaNu(str) {
	pattern = /^[a-zA-Z0-9\s]+$/
		if (!str.match(pattern)) return false
			else return true;
}
function isSpace(str) {
	pattern = /^[\s]+$/
        if (str.match(pattern)) return true
           else return false;
}

function checkSearch(searchForm) {
str = searchForm.searchText.value

if (isEmpty(str)) {
	alert("Please enter a valid entry for the Search");
	document.searchForm.searchText.focus();
	return false;
}
if (isSpace(str)) {
	alert("Please enter a valid entry for the Search");
	document.searchForm.searchText.focus();
	return false;
}


/*
if (isEmpty(str)) {
	alert("Please enter a valid entry for the Search");
	document.searchForm.searchText.focus();
	return false;
}
else if (str.match(sPattern)){
alert("Spaces are not allowed. Please enter a valid entry for the Search");
document.searchForm.searchText.value="";
document.searchForm.searchText.focus();
return false;
}*/


return true;
	  
}