function checksearch() {
	
	
//First name
pattern = /^[a-zA-Z0-9-.''\s]+$/
str = document.forms[0].keysearch.value	
	if (document.forms[0].keysearch.value=="") {
		alert("Search cannot be blank and must be a valid entry")
		document.forms[0].keysearch.focus();
		return false
	} 
	
	if (document.forms[0].keysearch.value==" ") {
		alert("Search cannot be blank and must be a valid entry")
		document.forms[0].keysearch.focus();
		return false
	} 
	
	if (!str.match(pattern)) {
		alert("Invalid characters. Please enter valid entry.")
		document.forms[0].keysearch.focus();
		return false;
	}


}