function Validate_Search_Form(){
	var sSearch_Text, dPrice, iMake_Id
	
	sSearch_Text = document.Search_Form.Search_Text.value;
	dPrice = document.Search_Form.Price.value;
	iMake_Id = document.Search_Form.Make.value;
	if (iMake_Id == 0 && trim(sSearch_Text)=="" && trim(dPrice)=="") {
		alert('Please enter some search criteria.')
		return false;
	}
	if (trim(dPrice)!=""){
		if (isNaN(dPrice)){
			alert('Price must be a numeric value.')
			return false;
		}
	}
	return true;
}