// params.js
// JavaScript routines to get and set parameters in the URL

function getParam(pName)
{
	var sString = window.location.search;
	var startOfParam = sString.indexOf(pName + "=");
	var result = "";
	if (startOfParam != -1)
	{
		var startOfValue = startOfParam + pName.length + 1;
		var endOfValue = sString.indexOf("&", startOfValue);
		if (endOfValue == -1)
			endOfValue = sString.length;
			
		result = sString.substring(startOfValue, endOfValue);
	}
	
	return result;
}