// gets parameters from passed strings
function getParams() {
var idx = document.URL.indexOf('?');
var params = new Array();
if (idx != -1) {
var pairs = document.URL.substring(idx+1, document.URL.length).split('&');
for (var i=0; i<pairs.length; i++) {
nameVal = pairs[i].split('=');
params[nameVal[0]] = nameVal[1];
   }
}
return params;
}
params = getParams();


// cart open/close
// shows items
function expand(thistag) {
if (document.images){
   styleObj=document.getElementById(thistag).style;
   styleObj.display='';
   return true;
}}

// cart open/close
// hides items
function collapse(thistag) {
if (document.images){
   styleObj=document.getElementById(thistag).style;
   styleObj.display='none';
   return true;
}}

function openclose(thistag) {
if (document.images){
   styleObj=document.getElementById(thistag).style;
   if (styleObj.display=='none') {styleObj.display='';
   }
   else {styleObj.display='none';
   }
}}

function isIE() {
var browserName = navigator.appName;
return browserName == "Microsoft Internet Explorer";
}


function highlightInput(input, start) {
totalLength = input.value.length;
if (isIE()) {
range = input.createTextRange();
range.moveStart("character", start);
range.select();
} else {
input.setSelectionRange(start, input.value.length);
}
}