function searchText_keyDown(e) {
    var keynum;
    var keychar;
    var numcheck;
    var srcElement = e.srcElement; 
    if (window.event) {
        keynum = e.keyCode; 
    }
    else if (e.which) {
        keynum = e.which; 
    }
    if (keynum == 13) {
        document.getElementById('searchSubmit').click(); return false; 
    } 
}