function popUp(url,x,y) {
    var winX = ((screen.availWidth/2)-(x/2));
    var winY = ((screen.availHeight/2)-(y/2));
    window.open(url,"page","height="+y+",width="+x+",toolbar=0,menubar=0,directories=0,scrollbars=yes, resizable=yes,left="+winX+",top="+winY);
    }

function showForm(url) {
    newwindow=window.open(url,'name','height=560,width=700,top=50,left=100,resizable');
    if (window.focus) {newwindow.focus()}
    }

function showGallery(url) {
    newwindow=window.open(url,'name','height=566,width=786,top=50,left=100,resizable');
    if (window.focus) {newwindow.focus()}
    }