function getHTTPObject(){
if (window.ActiveXObject) return new ActiveXObject("Microsoft.XMLHTTP");
	else if (window.XMLHttpRequest) return new XMLHttpRequest();
	else {
		alert("Your browser does not support AJAX.");
		return null;
	}
}
function check_form(which){
	document.getElementById('response').innerHTML = '<img src="../../images/ajax-loader.gif">&nbsp;<span style="color:#006600; font-weight:bold;">Processing Form...</span>';
	var httpObject = null;
	httpObject = getHTTPObject();
	if (httpObject != null) {
	  switch(which){
		case 'YSB':
			var querystring='/RegistrationForms/inc/mailer.php?Persons-Name=' + document.getElementById('Persons-Name').value;
			querystring += '&Company-Name=' + document.getElementById('Company-Name').value;
			querystring += '&Company-Address=' + document.getElementById('Company-Address').value;
			querystring += '&Telephone-Number=' + document.getElementById('Telephone-Number').value;
			querystring += '&Email-Address=' + document.getElementById('Email-Address').value;
			querystring += '&Web-Site=' + document.getElementById('Web-Site').value;
			querystring += '&which='+which;
		break;
		case 'Y':
			var querystring='/RegistrationForms/inc/mailer.php?Yacht-Name=' + document.getElementById('Yacht-Name').value;
			querystring += '&Captain=' + document.getElementById('Captain').value;
			querystring += '&Clearing-House=' + document.getElementById('Clearing-House').value;
			querystring += '&Email-Address=' + document.getElementById('Email-Address').value;
			querystring += '&Design=' + document.getElementById('Design').value;
			querystring += '&LOA=' + document.getElementById('LOA').value;
			querystring += '&Beam=' + document.getElementById('Beam').value;
			querystring += '&Draft=' + document.getElementById('Draft').value;
			querystring += '&Crew=' + document.getElementById('Crew').value;
			querystring += '&Power-Requirement=' + document.getElementById('Power-Requirement').value;
			querystring += '&phone-on-board=' + document.getElementById('phone-on-board').value;
			querystring += '&Total-Deposit=' + document.getElementById('Total-Deposit').value;
			querystring += '&which='+which;
		break;
		case 'P':
			var querystring='/RegistrationForms/inc/mailer.php?Persons-Name=' + document.getElementById('Persons-Name').value;
			querystring += '&Company-Name=' + document.getElementById('Company-Name').value;
			querystring += '&Company-Address=' + document.getElementById('Company-Address').value;
			querystring += '&Telephone-Number=' + document.getElementById('Telephone-Number').value;
			querystring += '&Email-Address=' + document.getElementById('Email-Address').value;
			querystring += '&Web-Site=' + document.getElementById('Web-Site').value;
			querystring += '&which='+which;
		break;
		case 'NEV':
			var querystring='/RegistrationForms/inc/mailer.php?Persons-Name=' + document.getElementById('Persons-Name').value;
			querystring += '&Company-Name=' + document.getElementById('Company-Name').value;
			querystring += '&Company-Address=' + document.getElementById('Company-Address').value;
			querystring += '&Telephone-Number=' + document.getElementById('Telephone-Number').value;
			querystring += '&Email-Address=' + document.getElementById('Email-Address').value;
			querystring += '&Web-Site=' + document.getElementById('Web-Site').value;
			querystring += '&which='+which;
		break;
		case 'BM':
			var querystring='/RegistrationForms/inc/mailer.php?Persons-Name=' + document.getElementById('Persons-Name').value;
			querystring += '&Company-Name=' + document.getElementById('Company-Name').value;
			querystring += '&Company-Address=' + document.getElementById('Company-Address').value;
			querystring += '&Telephone-Number=' + document.getElementById('Telephone-Number').value;
			querystring += '&Email-Address=' + document.getElementById('Email-Address').value;
			querystring += '&Web-Site=' + document.getElementById('Web-Site').value;
			querystring += '&which='+which;
		break;
		case 'HOME':
			var querystring='inc/mailer.php?Yacht_Name=' + document.getElementById('Yacht_Name').value;
			querystring += '&Captain=' + document.getElementById('Captain').value;
			querystring += '&Clearing_House=' + document.getElementById('Clearing_House').value;
			querystring += '&Design=' + document.getElementById('Design').value;
			querystring += '&LOA=' + document.getElementById('LOA').value;
			querystring += '&Beam=' + document.getElementById('Beam').value;
			querystring += '&Draft=' + document.getElementById('Draft').value;
			querystring += '&Crew=' + document.getElementById('Crew').value;
			querystring += '&Power_Requirement=' + document.getElementById('Power_Requirement').value;
			querystring += '&Phone=' + document.getElementById('Phone').value;
			querystring += '&Total_Deposit=' + document.getElementById('Total_Deposit').value;
			querystring += '&which='+which;
		break;
	  }
		httpObject.open("GET", querystring, true);
		httpObject.send(null);
		httpObject.onreadystatechange = function(){
			switch(httpObject.readyState){
				case 0: document.getElementById('response').innerHTML = 'uninitialized'; break;
				case 1: document.getElementById('response').innerHTML = 'loading'; break;
				case 2: document.getElementById('response').innerHTML = 'loaded'; break;
				case 3: document.getElementById('response').innerHTML = 'interactive'; break;
				case 4: document.getElementById('response').innerHTML = 'complete'; break;
			}
			if(httpObject.readyState == 4){
				document.getElementById('response').innerHTML = httpObject.responseText;
			}
		};
	}
}