/**********************************************************************************
     * Author: David Millar (www.rTraction.com)                                       *
     * Date: January. 4, 2007                                                         *
     * Purpose: To adjust the header background based on the mainpage/sub sections    *
     *                                                                                *
     **********************************************************************************
     * Revision 1.0: create a script that adjusts the header based on the current url *
     **********************************************************************************/
 
    // Save the current url
    var url = window.document.location.toString();
    
    // Grab header so we can swap the background image
    var header = document.getElementById('header');
    
    // Determine what site section we are in
    var section = "";
    if( url.indexOf( "/about-us/" ) > -1 ) { section = "about-us"; }
    else if( url.indexOf( "/getting-settled/" ) > -1 ) { section = "getting-settled"; }
    else if( url.indexOf( "/living/" ) > -1 ) { section = "living"; }
    else if( url.indexOf( "/working/" ) > -1 ) { section = "working"; }
    else if( url.indexOf( "/learning/" ) > -1 ) { section = "learning"; }
    else if( url.indexOf( "/government-services/" ) > -1 ) { section = "government-services"; }
    
    // Select a random image based on the specific sub-header or the main header
    switch( section )
    {
        case "about-us":
            if( headerSectionAboutUs != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionAboutUs.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionAboutUs[randomImage] + ") no-repeat";
            }
            break;
        case "getting-settled":
            if( headerSectionGettingSettled != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionGettingSettled.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionGettingSettled[randomImage] + ") no-repeat";
            }
            break;
        case "living":
            if( headerSectionLiving != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionLiving.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionLiving[randomImage] + ") no-repeat";
            }
            break;
        case "working":
            if( headerSectionWorking != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionWorking.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionWorking[randomImage] + ") no-repeat";
            }
            break;
        case "learning":
            if( headerSectionLearning != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionLearning.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionLearning[randomImage] + ") no-repeat";
            }
            break;
        case "government-services":
            if( headerSectionGovernmentServices != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionGovernmentServices.length );
                header.style.background = "url(/images/layout/sub-headers/" + section + "/" + headerSectionGovernmentServices[randomImage] + ") no-repeat";
            }
            break;
        default:
            if( headerSectionDefault != null )
            {
                var randomImage = Math.floor( Math.random() * headerSectionDefault.length );
                header.style.background = "url(/images/layout/headers/" + headerSectionDefault[randomImage] + ") no-repeat";
            }
            break;
    }