window.onload = prepareFrm;

	// Keep javascript out of mark-up
	function prepareFrm(){
		if( document.getElementById && document.getElementsByTagName ){
			if(document.getElementById('contactFrm') ){
				var submitBtn = document.getElementById('submitBtn');
				submitBtn.onclick = function(){
					return checkFrm();
				};
			}
		}
	}

	// Confirm for req. info
	function checkFrm(){

//		alert('We are sorry but this service is temporarily unavailable due to problems that our hosting company is having.');


		var frm = document.getElementById('contactFrm');
		if(frm._name.value.length == 0){
			alert('You must provide your name');
			frm._name.focus();
		}
		else if(frm._email.value.length == 0){
			alert('You must provide your email');
			frm._email.focus();
		}
		else if(frm._email.value.indexOf('@') == -1){
			alert('You must provide a valid email address');
			frm._email.focus();
		}
		else if((frm._how.value == "-1") || ((frm._how.value == "7") && (frm._other.value.length == 0))){
			alert('Please let us know where you heard about the Scottish Lime Centre Trust');
			frm._how.focus();
		}
		else if(frm._comment.value.length == 0){
			alert('Please provide a message');
			frm._comment.focus();
		}
		else {
			frm.submit();
		}

		return false;
	}
	
	function checkOther()
	{
		var frm = document.getElementById('contactFrm');
		
		if (frm._how.value == "7")
		{
			document.getElementById("otherSpan").style.display = "block";
		}
		else
		{
			document.getElementById("otherSpan").style.display = "none";
		}
	}