Function that get the variables from the URL query
30/11/2009
/**
* You can call it as 'getFieldFromURL('variableName')'
* @param The variable's name from the query
* @return the variable's value
*/
function getFieldFromURL(name) {
var query = self.location.search;
if(query.length > 0) {
name = name+"=";
var str = query.substring(1);
var start = str.indexOf(name);
if(start == -1) return null;
start += name.length;
var end = str.indexOf("&", start);
if(end == -1) end = str.length;
return unescape(str.substring(start,end));
} else {
return null;
}
}
