function brakeFrame(){
    if(top.location != self.location){
        top.location.href = document.location.href;
    }
}

function contactValidate(){
	//flag for error message
	var flagError = 0;

	//for error message
	var errorText = "ERROR\nPlease enter\n";

	//for blank enquiryComment
	var flagEnquiryCommentBlankError = 0;

	//flag for blank form
	var flagBlankFormError = 0;

	var addressCount = 0;
	
	//**********Testing for blanks in Name block****************
	//to make sure a name is entered in input field

	if((window.document.getElementById("contactForm").name.value == "") &&
			(window.document.getElementById("contactForm").contactPerson.value == ""))
	{ 
		flagError++;
		errorText += "Name of individual or contact person if organisation<br />";
	}
	
	//window.document.getElementById("contactForm").businessName.value == ""

	//To see if anything has been entered on the form
	if((window.document.getElementById("contactForm").name.value == "") &&
		(window.document.getElementById("contactForm").nameOfOrganisation.value == "") &&
		(window.document.getElementById("contactForm").contactPerson.value == "") &&
		(window.document.getElementById("contactForm").email.value == "") &&
		(window.document.getElementById("contactForm").location.value == "") &&
		(window.document.getElementById("contactForm").suggestedDates.value == "") &&
		(window.document.getElementById("contactForm").estimatedNumberOfParticipants.value == "") &&
		(window.document.getElementById("contactForm").threeOutcomesGoals.value == "") &&
		(window.document.getElementById("contactForm").briefDetails.value == ""))
		{
		flagBlankFormError++;
		flagError++;
		}	 

		//************Email Block************
		//To validate for valid email address
		var x=window.document.getElementById("contactForm") ;
		var Temp=x.email.value ;
		var EmailOk  = true ;
		var AtSym    = Temp.indexOf('@') ;
		var Period   = Temp.lastIndexOf('.');
		var Space    = Temp.indexOf(' ') ;
		var Length   = Temp.length - 1;
		if (((AtSym < 1) ||                // '@' cannot be in first position
			(Period <= AtSym+1) ||         // Must be atleast one valid char btwn '@' and '.'
			(Period == Length ) ||         // Must be atleast one valid char after '.'
			(Space  != -1)) &&             // No empty spaces permitted
			!(window.document.getElementById("contactForm").email.value == ""))
			{
			flagError++;
			errorText += "Valid Email Address\n";
			}

		//**********Output block****************
		if(flagBlankFormError > 0){
		errorText = "ERROR\nNothing entered on form";
		}

		//Test to see if error message is shown
		if(flagError > 0){
			window.alert(errorText);
		}
		
		//Return statements
	   	if(flagError < 1)
	        	return true;
	    	return false;
}