var  STRING_EMPTY = '';


function ClearUpload(fil) 
{
    fil.select();
    n = fil.createTextRange();
    n.execCommand('delete'); 
    //fil.focus();
}

function ClearUploadFromCode( fileID)
{
    var fil = document.getElementById(fileID);
    fil.select();
    n = fil.createTextRange();
    n.execCommand('delete');
    //fil.focus();
}







function MM_preloadImages() { //v3.0
    var d = document; if (d.images) {
        if (!d.MM_p) d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloadImages.arguments; for (i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) { d.MM_p[j] = new Image; d.MM_p[j++].src = a[i]; }
    }
}

function MM_swapImgRestore() { //v3.0
    var i, x, a = document.MM_sr; for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) x.src = x.oSrc;
}

function MM_findObj(n, d) { //v4.01
    var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p + 1)].document; n = n.substring(0, p);
    }
    if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
    for (i = 0; !x && d.layers && i < d.layers.length; i++) x = MM_findObj(n, d.layers[i].document);
    if (!x && d.getElementById) x = d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
    var i, j = 0, x, a = MM_swapImage.arguments; document.MM_sr = new Array; for (i = 0; i < (a.length - 2); i += 3)
        if ((x = MM_findObj(a[i])) != null) { document.MM_sr[j++] = x; if (!x.oSrc) x.oSrc = x.src; x.src = a[i + 2]; }
}



function SwapImg(cntrl, over) {

    if (cntrl.className != 'selectedMenu') 
    {
        cntrl.className = over ? 'selectedMenuAction' : 'menu';
    }
}



function CheckFields() {


}



function UnhighlightMenuItem(cntrl)
{
   cntrl.className = '';


}


function highlightMenuItem(cntrl) {

    cntrl.className = 'hoverEffect';
}


function UnhighlightSelMenuItem(cntrl) {
    cntrl.className = 'selectedLeftLink';

}

function GoTo(url) {
    window.location.href = url;

}




function setDirections(fromAddress, toAddress, locale) 
{
    gdir.load("from: " + fromAddress + " to: " + toAddress,
  { "locale": locale, "getSteps": true });
}




function HighLightImg(cntrl) 
{
    cntrl.src = "../App_Themes/images/add-to-cart-button-rollover.gif";
}



function UnHighLightImg(cntrl) 
{
    cntrl.src = "../App_Themes/images/add-to-cart-button.gif";
}


// If the element's string matches the regular expression it is all numbers
function isNumeric(elem) 
{
    var numericExpression = /^[0-9]+$/;
    if (elem.value.match(numericExpression)) {
        return true;
    } else {
        //alert(helperMsg);
        //elem.focus();
        return false;
    }
}


function updatePanelPostback(ClientId, totID) 
{

    if (isNumeric(document.getElementById(totID))) {
        __doPostBack(ClientId, '');
    }
    else {
        document.getElementById(totID).value = 1;
    }    
    
//    while ( 1 )
//    {
//        if ( isNumeric(document.getElementById(totID) ))
//            break;
//        else
//            document.getElementById(totID).value = 1;
//    }
//    __doPostBack(ClientId, '');
}