if (!is_FF()){
    try {	document.execCommand('BackgroundImageCache', false, true);} catch(e) {}
}

function trim(sVal)
{
    return(lTrim(rTrim(sVal)));
}

function lTrim(sVal)
{
    var i;
    i = 0;

    while (sVal.substring(i,i+1) == ' ')
    {
      i++;
    }

    return sVal.substring(i);
}

function rTrim(sVal)
{
    var i = sVal.length - 1;

    while (i >= 0 && sVal.substring(i,i+1) == ' ')
    {
      i--;
    }

    return sVal.substring(0,i+1);
}



function fFind( inputStr, inputChar )
{
    var inx = 0;
    var cnt = 0;

    for( inx = 0; inx <= inputStr.length; inx++ )
    {
        if( inputStr.charAt(inx) == inputChar )  cnt++;
    }
    return cnt;
}

// IE ÀÎÁö¸¦ ¹Ýȯ(IE ¶ó¸é true ¾Æ´Ï¸é false)
function is_IE()
{
    if (navigator.appName.charAt(0) == "M")  
        return true;
    else 
        return false;
}

// firefox ÀÎÁö¸¦ ¹Ýȯ(IE ¶ó¸é true ¾Æ´Ï¸é false)
function is_FF()
{
    if (navigator.appName.charAt(0) == "N")  
        return true;
    else 
        return false;
}
function is_IE67()
{
    var name = navigator.appName;
    var ver = navigator.appVersion;
    var ver_int = parseInt(navigator.appVersion);
    var ua = navigator.userAgent;
    var infostr;
    if(name == "Microsoft Internet Explorer")
    {
        if(ver.indexOf("MSIE 3.0") != -1) return "IE3";

        var real_ver = parseInt(ua.substring(ua.indexOf("MSIE ") + 5));
        if(real_ver!=8){
        	return true;
        }else{
        	return false;
        }
    }
    else return false;
}