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;}