function getURLVar(urlVarName) {
		var urlHalves = String(document.location).split('?');
		var urlVarValue = '';
		if(urlHalves[1]){
			var urlVars = urlHalves[1].split('&');
			for(i=0; i<=(urlVars.length); i++){
				if(urlVars[i]){
					var urlVarPair = urlVars[i].split('=');
					if (urlVarPair[0] && urlVarPair[0] == urlVarName) {
						urlVarValue = urlVarPair[1];
					}
				}
			}
		}
		return urlVarValue;
	}
	
	function createCookie(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else var expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	}

function readCookie(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	}
	
	
	window.onload= function(){
		var newPhone = getURLVar('ph');
		if (newPhone != ''){
			createCookie('ph', newPhone);	
			document.getElementById('phStr').innerHTML = newPhone;
		}
		else{
			var newCook = readCookie('ph');
			if( newCook != undefined){ 
				document.getElementById('phStr').innerHTML = newCook;
			}
		}
	}