var blank = "/images/blank.gif";
function pngFilter(id, imgUrl)
{
    var el = document.getElementById(id);
    if (!el) return;
   
    if (el.filters && imgUrl.match(/.png$/i))
    {
        el.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader( src='"+imgUrl+"', sizingMethod='crop')"; 	
		if (el.src) el.src = blank;
    }
    else
    {
	    if (el.src)
		    el.src = imgUrl;
	    else
            el.style.backgroundImage="url('"+imgUrl+"')";
    }
}

function createImg(imgUrl, strClass)
{   
    var img = "<div class='"+ strClass +"' style='$style'></div>";
    if (document.body.filters && imgUrl.match(/.png$/i))
    {
        filter ='filter:progid:DXImageTransform.Microsoft.AlphaImageLoader( src="'+imgUrl+'", sizingMethod="crop");'; 	
        img = img.replace("$style", filter);
    }
    else
    {
        backgroundImage='background-image:url("'+imgUrl+'");';
        img = img.replace("$style", backgroundImage);
    }    
    document.write(img);
}

function menuChange(obj, imgUrl)
{
    var el = obj;
    if (!el) return;
   		 
    if (el.filters)
    {
        el.style.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader( src='"+imgUrl+"', sizingMethod='crop')"; 	
    }
    else
    {
        el.style.backgroundImage="url('"+imgUrl+"')";
    }
}

function buttonChange(obj, on, btn)
{
	
		if (!btn) btn = 'gen_bar_login';
    var el = obj;
    if (!el) return;
   	
		el.src = (on) ? 'images/sfm_'+btn+'_but_on.gif' : 'images/sfm_'+btn+'_but_off.gif';
}

function clearText(obj, text)
{
    var el = obj;
    if (!el) return;
   	
		if (obj.value == text)
		{
			obj.value = "";
		}
}

function logon_win(p_service) {
window2=window.open("http://www.praemium.biz/praemium_redirector.htm?service="+p_service, p_service+"_main" , "fullsceen=yes, toolbar=no, menubar=no, scrollbars=yes, status=yes, resizable=yes");window2.focus();
}