function changePic(img_name,img_src)
{document[img_name].src=img_src;}

function office(url) {
    var windowname="new"+(Math.round(Math.random()*1000000));
    OpenWindow = window.open(url,windowname,'toolbar=0,status=0,scrollbars=0,resizable=yes,top=100,left=100,width=303,height=176');
    OpenWindow.focus(); }

function registrationPopup(url) {
    var windowname="new"+(Math.round(Math.random()*1000000));
    OpenWindow = window.open(url,windowname,'toolbar=0,status=0,scrollbars=0,resizable=yes,top=100,left=100,width=660,height=400');
    //OpenWindow.focus(); 
}


function userLogin(){
 alert('Incorrect login.');
}