// JavaScript Document

function createHttpXMLObject(url){
	 var obj=false;
	 if(window.XMLHttpRequest) {
    	try {
			obj = new XMLHttpRequest();
        } catch(e) {
			obj = false;
        }
    // branch for IE/Windows ActiveX version
    } else if(window.ActiveXObject) {
       	try {
        	obj = new ActiveXObject("Msxml2.XMLHTTP");
      	} catch(e) {
        	try {
          		obj = new ActiveXObject("Microsoft.XMLHTTP");
        	} catch(e) {
          		obj = false;
        	}
		}
    }
	return obj;
}

function parseField(response,field){

	return response.getElementsByTagName(field)[0]==null?"":response.getElementsByTagName(field)[0].firstChild==null?"":response.getElementsByTagName(field)[0].firstChild.data;
}
function checkEmail(emailAddress)
{
	
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	return filter.test(emailAddress);
}

function checkPhone(strng){
	var stripped = strng.replace(/[\(\)\.\-\ ]/g, '');
//strip out acceptable non-numeric characters
	if (isNaN(parseInt(stripped))) {
	   return false;
	}	
	if (!(stripped.length == 10)) {
		return false;
		
	}
	return true;
}
function checkZip(strng){
//strip out acceptable non-numeric characters
	if (isNaN(parseInt(strng))) {
	   return false;
	}	
	if (!(strng.length == 5)) {
		return false;
		
	}
	return true;
}