// JavaScript Document
function xDialog()
{
	document.write('<style type="text/css">');
	document.write('#DialogWindow{ background-color:#fff;border:solid 5px #666666;}');
	document.write('#DialogWindow h2{background-color:#72A3BA;padding:7px 15px;color:#fff;height:12px;margin:0px;text-align:left;}');
	document.write('#DialogWindow h2 span{float:left;}');
	document.write('#DialogWindow h2 *{font-size:12px;line-height:12px;}');
	document.write('#DialogWindow h2 #DialogClose{float:right;color:#fff;}');
	document.write('#DialogWindow #DialogForm{background-color:#fff;padding:7px;}');
	document.write('</style>');
}
xDialog.prototype = {
			b 			: function(){ alert("b"); },
			c 			: "c",
			defaults 	: {
							width		: 300,
							height		: 200,
							title		: '',
							dislogBack	: '<div id="DialogBlock" style="background-color:#666666; position:absolute; z-index:99; left:0; top:0; display:; width:100%; height:1000px;opacity:0.5;filter: alpha(opacity=50);-moz-opacity: 0.5;"></div>',
							dialogbox	: '<div id="DialogWindow" style="display:none;z-index:999;"> \
											<h2><span id="DialogTitle">提示信息</span><a href="#this" id="DialogClose">关闭</a></h2> \
												<div id="DialogForm"> \
												</div> \
											</div>',
							left		: 0,
							top			: 0,
							Block		: true//True 为显示遮照层
						},
			form		: function( table,options ){
							options = $.extend({},this.defaults,options || {} );
							var forms = '<form id="DialogFormWindow" name="DialogFormWindow" method="post" action="">' + table + '</form>';
							this.show( forms,options );
							return $("#DialogFormWindow");						
						},
			frame		: function( url,options ){
							options = $.extend({},this.defaults,options || {} );
							var frames = '<iframe name="dialogiFrame" id="dialogiFrame" src="' + url + '" frameborder="0" scrolling="yes" width="' + (options.width-14) + '" height="'+ (options.height-14) +'"></iframe>';
							this.show( frames,options );
						},
			show 		: function( dialog,options ){
							options = $.extend({},this.defaults,options || {} );
							
							
							if( options.Block )	$("body").append( options.dislogBack );
							$("body").append( options.dialogbox );
							
	//							位置
	//						
							var Scroll = this.GetScroll();
							var height = this.PageHeighe();
							var width  = document.body.clientWidth;
							var bodyh  = document.body.clientHeight < height ? height + Scroll : document.body.clientHeight ;
							var wheight= options.height + 26;
							var Top	   = options.top == 0 ? Scroll + (height-wheight)/2 : options.top ;
							var left   = options.left == 0 ? ( width - options.width ) / 2 : options.left ;
							
							
							
	//							设置样式
	//						
							$("#DialogBlock").css({height:(bodyh )+ "px"});
							$("#DialogWindow").css({
													zIndex	: 	"9999",
													width	:	options.width + "px",
													height	:	wheight + "px",
													position:	"absolute",
													top		:	Top,
													left	:	left
												  });
							$("#DialogForm").html( dialog );
							if( options.title != '' )
							{ $("#DialogTitle").html(options.title); }
							
							
	//							显示
	//						
							$("#DialogWindow").fadeIn(function(){
									$(this).animate({
													width	: options.width + 'px',
													height	: wheight + 'px'
//													left	: ( ( width - options.width ) / 2 ) + "px",
//													top		: ( Scroll + ( height- wheight )/2 ) + "px"
												}, 'slow');
								})
							
	//							绑定
	//						
							$("#DialogClose").bind("click",function(){
										$("#DialogWindow").remove();
										$("#DialogBlock").remove();
								})
				 	},
  			GetScroll 		: function() {
									var yScroll;
									if (self.pageYOffset) {
										  yScroll = self.pageYOffset;
									}else if (document.documentElement && document.documentElement.scrollTop) {	 // Explorer 6 Strict
										  yScroll = document.documentElement.scrollTop;
									}else if (document.body) {// all other Explorers
										  yScroll = document.body.scrollTop;
									}
									return yScroll;
					  },
			PageHeighe		: function(){
									var windowHeight
										if (self.innerHeight) {	// all except Explorer
											windowHeight = self.innerHeight;
										} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
											windowHeight = document.documentElement.clientHeight;
										} else if (document.body) { // other Explorers
											windowHeight = document.body.clientHeight;
										}	
										return windowHeight
						},
			close			: function(){
										$("#DialogWindow").remove();
										$("#DialogBlock").remove();
						},
			get				: function( url ){
								$.get(url,function( data ){
												   	return data;
												   })
						}
		}