var ajax_fn = '';

$(document).ready(function() 
{
	if ($("#drag_table").length) {
	    $("#drag_table").tableDnD( {
	    	onDragClass: "drag_class",
	    	onDrop: function(table, row) {
				$("#serialized_order").val($.tableDnD.serialize());
	    	}
	    });
	}

	$(".seo_rewrite").click( function() {
		if ($().jquery < '1.3') {
			name = $("input[@name=name]").val().toLowerCase();
		} else {
			name = $("input[name=name]").val().toLowerCase();
		}
		seo_name_write(name);
	});
	
	$("#goback").click( function() {
		//history.back();
		history.go(-1);
	});
	
	$(".img_div, #img_div").each( function() {
		div_width = $(this).width();
		div_height = $(this).height();
		
		img_width = $(this).find("img").width();
		img_height = $(this).find("img").height();
		
		if (div_width < img_width) {
			$(this).find("img").width(div_width);
		} else {
			if (div_height < img_height) {
				$(this).find("img").height(div_height);
			}
		}
	});
});

function ajax_loader_show(msg)
{
	if (msg == null)
		msg = '';
	tb_show(msg, '#TB_inline?height=24&width=220&inlineId=ajax_loader');
}

function ajax_loader_hide()
{
	tb_remove();
}

function seo_write(cat_name)
{
    var str = "";
    var i;
    var exp_reg = new RegExp("[a-zA-Z0-9_]");
    var exp_reg2 = new RegExp("[ ]");
    cat_name.toString();
    for (i=0 ; i < cat_name.length; i++) {
        if (exp_reg.test(cat_name.charAt(i))) {
            str = str+cat_name.charAt(i);
        } else {
            if (exp_reg2.test(cat_name.charAt(i))) {
                if (str.charAt(str.length-1) != "_") {
                    str = str+"_";
                }
            }
        }
    }
    if (str.charAt(str.length-1) == "_")
        str = str.substr(0, str.length-1);
    return str;
}

function seo_name_write(cat_name)
{
    $('#seo_name').val(seo_write(cat_name));
    return false;
}

function in_array(val, arr) 
{
	for (var i = 0; i < arr.length; i++) {
		if (arr[i] == val)
			return i;
	}
	return false;
}

var Url = {
	// public method for url encoding
	encode : function (string) {
		return escape(this._utf8_encode(string));
	},
 
	// public method for url decoding
	decode : function (string) {
		return this._utf8_decode(unescape(string));
	},
 
	// private method for UTF-8 encoding
	_utf8_encode : function (string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";
 
		for (var n = 0; n < string.length; n++) {
 
			var c = string.charCodeAt(n);
 
			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
 
		}
 
		return utftext;
	},
 
	// private method for UTF-8 decoding
	_utf8_decode : function (utftext) {
		var string = "";
		var i = 0;
		var c = c1 = c2 = 0;
 
		while ( i < utftext.length ) {
 
			c = utftext.charCodeAt(i);
 
			if (c < 128) {
				string += String.fromCharCode(c);
				i++;
			}
			else if((c > 191) && (c < 224)) {
				c2 = utftext.charCodeAt(i+1);
				string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
				i += 2;
			}
			else {
				c2 = utftext.charCodeAt(i+1);
				c3 = utftext.charCodeAt(i+2);
				string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
				i += 3;
			}
 
		}
 
		return string;
	}
 
}