function loadSection(option){
        dataString = "&option=" + option;
        uri = "mainPageData.php";
        userProfileDataHandler.getProfileData(option,dataString,uri);
        if(option=='Workers'){
                document.getElementById(option).innerHTML = "<img src='images/Workers-On.gif' onClick=\"loadSection('Workers')\">";
                document.getElementById('Ads').innerHTML = "<img src='images/Ads-Off.gif' onClick=\"loadSection('Ads')\">";
        }
        if(option=='Ads'){
                document.getElementById(option).innerHTML = "<img src='images/Ads-On.gif' onClick=\"loadSection('Ads')\">";
                document.getElementById('Workers').innerHTML = "<img src='images/Workers-Off.gif' onClick=\"loadSection('Workers')\">";
        }

}