function xmlhttpPost(strURL) {
    		var xmlHttpReq = false;
    		var self = this;
    		// Mozilla/Safari
    		if (window.XMLHttpRequest) {
        		self.xmlHttpReq = new XMLHttpRequest();
    		}
    		// IE
    		else if (window.ActiveXObject) {
        		self.xmlHttpReq = new ActiveXObject("Microsoft.XMLHTTP");
    		}
    		self.xmlHttpReq.open('POST', strURL, true);
    		self.xmlHttpReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    		self.xmlHttpReq.onreadystatechange = function() {
        	if (self.xmlHttpReq.readyState == 4) {
           	updateLogin(self.xmlHttpReq.responseText);
        	}
    	}
    	self.xmlHttpReq.send("");
}

function updateLogin(str){
document.identityproviderform.SAMLRequest.value = str;
document.identityproviderform.submit();
}

function DoLogin()
{
	xmlhttpPost("SAML/create_request.php");
}  


function focusNext(form, elemName, evt) {
    evt = (evt) ? evt : event;
    var charCode = (evt.charCode) ? evt.charCode :
        ((evt.which) ? evt.which : evt.keyCode);
    if (charCode == 13) {
        form.elements[elemName].focus();
        return false;
    }
    return true;
}

function submitViaEnter(evt) {
    evt = (evt) ? evt : event;
    var target = (evt.target) ? evt.target : evt.srcElement;
    var form = target.form;
    var charCode = (evt.charCode) ? evt.charCode :
        ((evt.which) ? evt.which : evt.keyCode);
    if (charCode == 13) {
	DoLogin();
    }
    return true;
}