function trimString (str) 
{
    return str.replace(/^\s+/g, '').replace(/\s+$/g, '');
}

function getLabelForId(id) 
{
    var label, labels = document.getElementsByTagName('label');
    for (var i = 0; (label = labels[i]); i++) 
    {
        if (label.htmlFor == id) 
            return label;
            
    }
    return false;
} 

function validateEmail( strValue) 
{

    var objRegExp  = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
    

  //check for valid email
  return objRegExp.test(strValue);
}

function populateSites(frm)
{
    
    var resort = document.forms[0].resort;
    var site = document.getElementById("site");
    
    if(resort.selectedIndex ==0)
    {
        site.options.length = 0;
         return;
    }
    var resortID = resort.options[resort.selectedIndex].value;
    if (!resortID) return;
    var arr = sites[resortID];

    site.options.length = 0;
    for(i=0;i<arr.length;i+=2)
    {
        site.options[i/2] = new Option(arr[i],arr[i+1]);
    }
}