// ********************************
//  Browser Version (Inter Explorer : IE, Nescape : NS, Other : OB)
// ********************************
function _get_BrowserVersion ()
{
	var brw_ver = "";

	var app_name = navigator.userAgent.toUpperCase();

	if (app_name.indexOf("MSIE") > 0)
	{
		brw_ver = "IE";
	}
	else if (app_name.indexOf("GECKO") > 0)
	{
		brw_ver = "NS";
	}
	else
	{
		brw_ver = "OB";
	}

	return brw_ver;
}

// ********************************
//  String °ü·Ã ÇÔ¼ö Àç Á¤ÀÇ 
// ********************************
// Trim String
String.prototype.trim = function()
{
	return this.replace (/(^\s*)|(\s*$)/g, "");
}

// ½ºÆ®¸µÀÇ ³¡¿¡¼­ Æ¯Á¤ ¹®ÀÚÀÇ ±æÀÌ ¸¸Å­À» Á¦°Å
String.prototype.rm_tail = function (cut_char)
{
	var rslt_str = "";

	if (this.length > 0)
		rslt_str = this.substr (0, this.length - cut_char.length);

	return rslt_str;
}


// ********************************
//  ·¹ÀÌ¾î °ü·Ã ÇÔ¼ö Àç Á¤ÀÇ
// ********************************
// Show / Hidden by Element
Object.prototype.visibleState = function(b_show)
{
	if (this.style)
	{
		this.style["display"] = (b_show)?"":"none";
	}
}

// Show / Hidden by ID
function displayLayer(obj_id, b_show)
{
	var layer_obj = document.getElementById (obj_id);

	if (layer_obj)
	{
		layer_obj.style["display"] = (b_show)?"":"none";
	}
}

// ********************************
// StringBuffer Object
//   String ¿¬°áÀ» ¹è¿­À» »ý¼º ÇÏ¿© ¸¸µå´Â °³Ã¼
//   StringÀ» ±×³É +¸¦ ÀÌ¿ëÇÏ¿© ¿¬°áÇÏ°Ô µÇ¸é ºñ È¿À²ÀûÀÎ ºÎºÐÀÌ ¸¹¾Æ¼­
//   ¹è¿­·Î »ý¼º ÈÄ joinÀ¸·Î ¿¬°áÇØ ÁØ´Ù.
// ********************************
var StrBuf = function()
{
	this.buffer = new Array();
}

StrBuf.prototype.add = function(str)
{
	if (str)
	{
		this.buffer[this.buffer.length] = str;
	}
}

StrBuf.prototype.get = function()
{
	return this.buffer.join ("");
}

StrBuf.prototype.get_arr = function()
{
	return this.buffer;
}

StrBuf.prototype.len = function()
{
	return this.buffer.length;
}


// ********************************
// µ¥ÀÌÅ¸ Çü º¯È¯
// ********************************
	var UsrConv  = function()
	{
	}

	// ´ÜÀ§ (PX)Çü½ÄÀ» ¼ýÀÚ·Î º¯È¯
	UsrConv.prototype.unit_to_num = function(src_val)
	{
		var ret = 0;

		if (src_val.trim().length > 0)
		{
			var uc_str = src_val.trim().toUpperCase();
			ret = parseFloat (uc_str.replace ("PX", ""));
		}

		return ret;
	}




// ********************************
// HTML FormÀÇ Element Ã³¸®¿¡ °üÇÑ ÇÔ¼ö
// ********************************
	// ÇØ´ç ElementÀÇ Type¿¡ µû¸¥ Value°ª ÃßÃâ
	function get_el_value (obj_el)
	{
		var el_name = obj_el.name;
		var el_type = obj_el.type.toUpperCase();
		var el_tagname = obj_el.tagName.toUpperCase();
		
		//alert(el_name);
		//alert(el_type);
		//alert(el_tagname);

		var el_value = null;

		if (el_tagname == "TEXTAREA")
		{
			// ÄÁÆ®·ÑÀÌ TextAreaÀÎ °æ¿ì
			if (obj_el.value.trim() != "")
				el_value = obj_el.value;
		}
		else if (el_tagname == "SELECT")
		{
			// ÄÁÆ®·ÑÀÌ TextAreaÀÎ °æ¿ì
			if (obj_el.selectedIndex > -1)
			{
				el_value = obj_el.options[obj_el.selectedIndex].value;
			}
		}
		else
		{
			if (el_type == "TEXT" || el_type == "PASSWORD")
			{ 
				if (obj_el.value.trim() != "")
					el_value = obj_el.value;
			}
			else if (el_type == "CHECKBOX" || el_type == "RADIO")
			{
				if (obj_el.checked)
					el_value = obj_el.value;
			}
		}

		return el_value;
	}

	// Form¿¡¼­ Á¤»óÀûÀÎ Element¸¦ °Ë»ç
	// Element¿¡ name°ªÀÌ Á¤»ó ¼³Á¤µÈ Element¸¦ °Ë»ö
	function getValidElement (frm_obj)
	{
		var arr_el = new Array();

		if (frm_obj)
		{
			if (frm_obj.elements.length > 0)
			{
				for (i=0; i < frm_obj.elements.length; i++)
				{
					var el_obj = frm_obj.elements[i];

					if (el_obj && el_obj.name && el_obj.name.length > 0)
					{
						arr_el[arr_el.length] = el_obj;
					}
				}
			}
		}

		return arr_el;
	}


//	ÀÌ¹ÌÁö ¹Ì¸®º¸¿©ÁÖ±â
//
function Layer_Close()
{
    PreviewArea.style.display = 'none';
}

function Layer_Out()
{
//    nLayerViewTime = setTimeout("Layer_Close()",100);
	Layer_Close();
    clearTimeout(nLayerViewTime);
}

function Layer_View(u, f, k)
{
//    var status = document.mail_list.view_status.value;

//    if (status == 'out' || status != u) {
//        return;
//    }

//    obj = eval('object_' + u);
	var a = Position.cumulativeOffset($('object_' + u));

//	x = a[0];	// x
//	y = a[1];	// y
	w = document.body.scrollWidth / 2;
	if ((a[0]+w) > document.body.scrollWidth) x = a[0] - 500;
	else x = a[0];
	h = document.body.scrollHeight / 2;
	if ((a[1]+h) > document.body.scrollHeight) y = a[1] - 400;
	else y = a[1] + 95;

    PreviewArea.style.pixelTop  = y;
    PreviewArea.style.pixelLeft = x;

    preview_body.innerHTML = "<img src='" + f + "'><br>\n»óÇ°¹øÈ£: " + u + "<br>\nÅ°¿öµå: " + k;

    PreviewArea.style.display = 'block';
    clearTimeout(nLayerViewTime);
}

function Layer_Over(UID, fn, kwd)
{
    nLayerViewTime = setTimeout("Layer_View("+UID+",'"+fn+"','"+kwd+"')",500);
}

function Layer_ViewTimeout()
{
    clearTimeout(nLayerViewTime);
}

function fn_flash_view(flash_file, width, height, add_parm)
{
	var flash_view = "<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" odebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0\" width=\"" + width + "\" height=\"" + height + "\">";
	flash_view += "<param name=\"movie\" value=\"" + flash_file + "\">";
	flash_view += "<param name=\"quality\" value=\"high\">";
	
	if (add_parm && add_parm.length > 0) {
		for (i=0; i < add_parm.length; i++) {
			flash_view += "<param name=\"" + add_parm[i][0] + "\" value=\"" + add_parm[i][1] + "\">";
		}
	}

	flash_view += "<embed src=\"" + flash_file + "\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" width=\"" + width + "\" height=\"" + height + "\" ";
	
	if (add_parm && add_parm.length > 0) {
		for (i=0; i < add_parm.length; i++) {
			flash_view += add_parm[i][0] +  "=\"" + add_parm[i][1] + "\"";
		}
	}

	flash_view += " ></embed>";
	flash_view += "</object>";

	document.write (flash_view);
}
