function validate() {
		var errorString = '';
		
		//dep
		if(document.availForm.departure_date.value == "") {
			errorString += ' - No Check In Date\n';
		}


		// start
		if(document.availForm.return_date.value == "") {
			errorString += ' - No Check Out Date\n';
		}
		
		//adults
		if(document.availForm.Adults.value == "") {
			errorString += ' - No Number Of Adults\n';
		}


		///////// VALIDATE EVERYTHING
		if(errorString) { 
			alert('Errors were detected with these fields:\n\n'+ errorString +'\nPlease check and try again.');
			
			// clear failed string
			errorString = "";
			return false;
		}
		else {
			return true;
		}
		

	}