// À̹ÌÁö ¸®»çÀÌÁî ÇÔ¼ö
function image_resize(obj,img_width,img_height)
{
	if(obj.width>img_width)
	{
		obj.style.width=img_width;
	}

	if(obj.height>img_height)
	{
		obj.style.height=img_height;
	}
}


// ¼ýÀÚ¸¸ µî·Ï
function checkNum()
{
	if(event.keyCode <48 || event.keyCode >57)
	{
		 event.keyCode = null;
	}
}


// Ư¼ö¹®ÀÚ ¹æÁö
function special_key()
{
	if((event.keyCode >= 33 && event.keyCode <= 47) || (event.keyCode >= 58 && event.keyCode <= 64) || (event.keyCode >= 91 && event.keyCode <= 96) || (event.keyCode >= 123 && event.keyCode <= 126) )
	{
		event.keyCode = null;
	}	// if( (event.keyCode >= 33 && event.keyCode <= 47) || (event.keyCode >= 58 && event.keyCode <= 64) || (event.keyCode >= 91 && event.keyCode <= 96) || (event.keyCode >= 123 && event.keyCode <= 126) )
}


// »õâ¶ç¿ì±â
function win_open(url,width,height,top,left,name)
{
	window.open(url,name,'width='+width+',height='+height+',fullscreen=no,menubar=no,status=yes,toolbar=no,titlebar=no,location=no,scrollbars=no,top='+top+',left='+left);
}


// ½ºÅ©·Ñ¹Ù ÀÖ´Â »õâ¶ç¿ì±â
function win_open2(url,width,height,top,left,name)
{
	window.open(url,name,'width='+width+',height='+height+',fullscreen=no,menubar=no,status=no,toolbar=no,titlebar=no,location=no,scrollbars=yes,top='+top+',left='+left);
}


// À̺¥Æ®Çڵ鷯 À̹ÌÁö ±³Ã¼
function change_image(obj,imgUrl)
{
	obj.src = imgUrl;
}


// À̺¥Æ®Çڵ鷯 ¹è°æ»ö ±³¤Ä
function change_bgcolor(obj,color)
{
	obj.style.backgroundColor = color;
}


// ±×·¡ÇÁ ¿òÁ÷ÀÌ´Â ÇÔ¼ö
function UpGraph(objId,graphNum,limit,speed)
{
	var obj = document.all(objId);
	var numObj = document.all(graphNum);
	var objWidth = obj.width - 1;
	numObj.value =  Math.floor(objWidth/speed);
	obj.width = eval(objWidth) + eval(speed);
	timer = setTimeout("UpGraph('"+objId+"','"+graphNum+"',"+limit+","+speed+")",15);
	limit = limit - 1;
	if(objWidth > limit)
	{
		clearTimeout(timer);
	}	// if(objWidth > limit)

}


// 3ÀÚ¸®¸¶´Ù ÄÞ¸¶ Âï±â
function number_format(Num)
{
	var reg = /(^[+-]?\d+)(\d{3})/;   // Á¤±Ô½Ä
	Num += '';                          // ¼ýÀÚ¸¦ ¹®ÀÚ¿­·Î º¯È¯

	while (reg.test(Num))
	{
		Num = Num.replace(reg, '$1' + ',' + '$2');
	}	// while (reg.test(Num))]
	
	return Num;
}


// png24 Åõ¸íó¸®
function setPng24(obj) {
	obj.width = obj.height = 1;
	obj.className = obj.className.replace(/\bpng24\b/i,'');
	obj.style.filter =
	"progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');"
	obj.src = '';
	return '';
}



// ¾ç ¿·Ä­¿¡ ºóÄ­ ¾ø¾Ö±â
String.prototype.trim = function ()
{
    return this.replace(/^ *| *$/g, "");
}


// ÄíÅ° »ðÀÔ
function setCookie(name, value, expiredays)
{
    var todayDate = new Date();
    todayDate.setDate( todayDate.getDate() + expiredays );
    document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";"
}


// ³×À̹ö ÀÔ·Ââ È¿°ú
function change_input_border(obj,border_color)
{
	obj.style.border = "2px solid " + border_color;
}


// Ç÷¡½Ã »ðÀÔ
function add_flash(WidthSize,HeightSize,SwfSrc) {
	var flash_tag = "";
	flash_tag = '<OBJECT id="flashobj1" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ';
	flash_tag +='codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" ';
	flash_tag +='WIDTH="'+WidthSize+'" HEIGHT="'+HeightSize+'" >';
	flash_tag +='<param name="movie" value="'+SwfSrc+'">';
	flash_tag +='<param name="quality" value="high">';
	flash_tag +='<param name="wmode" value="transparent">';
	flash_tag +='<embed src="'+SwfSrc+'" id="flashobj2" quality="high" pluginspage="" ';
	flash_tag +='type="application/x-shockwave-flash"  WIDTH="'+WidthSize+'" HEIGHT="'+HeightSize+'"></embed></object>'

	document.write(flash_tag);
}

// ÁֹιøÈ£ üũ
function checkSocialNumber(str1, str2) {
	var aObjMultiliers1= new Array(2, 3, 4, 5, 6, 7);
	var aObjMultiliers2= new Array(8, 9, 2, 3, 4, 5);
	var sum = 0, sum1 = 0, sum2 = 0;
	var sLength1, sLength2;

	sLength1 = str1.length;
	sLength2 = str2.length;

	if(sLength1 < 6 || sLength2 < 7) return 0;

	for(i=0 ; i<6; i++) {
		sum1 += parseInt(str1.charAt(i), 10) * aObjMultiliers1[i];
		sum2 += parseInt(str2.charAt(i), 10) * aObjMultiliers2[i];
	}
	sum = sum1 + sum2;
	var checker=(11-(sum%11))%10;

	if(checker == parseInt(str2.charAt(6), 10))
	{
		return 1;
	}	// if(checker==parseInt(str2.charAt(6), 10))
	else
	{
		return 0;
	}	// else
}

function import_array(Arr) {
	Arr.length
}

// ºó°ªÀ϶§ 0À¸·Î º¯°æ
function zero_set(Obj) {
	if(Obj.value == "") Obj.value = 0;
}