/*	
	双日历控件 ziqiu.zhang 2007.11.5日 
	改版自elong.com 原单日历控件
	增加了对XHtml的支持.
 */

var defaultPath = "/js/Calendar.html";
var qnxx_path = qnxx_path;
if (qnxx_path) {
	defaultPath = qnxx_path + "/js/Calendar.html";
}
if (!document.getElementById("")) {
	document.write('<iframe id=CalFrame name=CalFrame frameborder=0 src="' + defaultPath + '" style=display:none;position:absolute;z-index:90></iframe>');
}

$(document).ready(function() {
	$(document).bind("mousedown", docclick);
	$(document).bind("keyup", dockeyup);
});

function docclick(event) {
	var srcEle = $.browser.msie ? event.srcElement.id : event.target.id;

	var src = $("#CalFrame").attr("srcEle"); 

	   
			//$("#test001").html($("#test001").html() + srcEle + "[click]" + "<br/>");
  if ($("#CalFrame").css("display")!= "none" && srcEle != src && srcEle != "CalFrame")
  	hideCalendar();
}

function dockeyup(event) {
	var activeEle = "";
	
	if($.browser.msie) {
        activeEle = document.activeElement.id;
    } else {//if($.browser.mozilla){
        activeEle = event.explicitOriginalTarget.id;        
    }
			//$("#test001").html($("#test001").html() + "doc[keyup]" + "<br/>");
    
	var src = $("#CalFrame").attr("srcEle");    
  if ($("#CalFrame").css("display")!= "none" && activeEle != src && activeEle != "CalFrame")
  	hideCalendar();
}

$.fn.setCalendar = function (sImg,bOpenBound,sFld1,sNextP,sNextD,sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,compFld,sFld2,sCallback,sNextVDE) {
	var RETURN = 13;
    var TAB = 9;
    var ESC = 27;
    var ARRLEFT = 37;
    var ARRUP = 38;
    var ARRRIGHT = 39;
    var ARRDOWN = 40;
    var BACKSPACE = 8;
    var DELETE = 46; 
    
	this.each(function() {
		$(this).bind("focus", function(event) {
			//event.cancelBubble=true; 
			//$("#test001").html($("#test001").html() + "[focus]" + "<br/>");
			showCalendar(sImg,bOpenBound,sFld1,sNextP,sNextD,compFld && compFld != "" ? $("#" + compFld).val() : sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,sFld2,sCallback,sNextVDE);
		});
		$(this).bind("click", function(event) {
			//event.cancelBubble=true; 	
			//$("#test001").html($("#test001").html() + "[click]" + "<br/>");
			showCalendar(sImg,bOpenBound,sFld1,sNextP,sNextD,compFld && compFld != "" ? $("#" + compFld).val() : sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,sFld2,sCallback,sNextVDE);
		});
		$(this).bind("keyup", function(event) {
			switch (event.which) {
                case RETURN: return true; 
                case ESC: hideCalendar();
               case ARRLEFT: case ARRRIGHT: case ARRUP: case ARRDOWN:case TAB:
            	return true;
            }
		});
		$(this).attr("autocomplete", "off");
	});
}

function showCalendar(sImg,bOpenBound,sFld1,sNextP,sNextD,sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,sFld2,sCallback,sNextVDE)
{
	//1.sImg日历弹出位置的控件的名称,
	//2.bOpenBound,
	//3.sFld1取得日期的控件名称,
	
	
	//4.sNextP选取日期后新日历弹出的位置的控件名称,可不输入,
	//5.sNextD选取日期后新日历弹出从中取值的控件名称,可不输入,
	
	//6.sStartD开始有效时间,
	//7.sEndD截至有效时间,
	
	//8.sVD周几有效,例如：'1,3,5',注意星期日应输入'0'
	//9.sOE,单双日有效,'0'表示双日,'1'表示单日
	//10.sVDE特殊日期,例如'2004-10-11,2004-11-20,',最后一定要输入','
	//11.sOT如果是直接在文本框中点击则值为'text',
	//12.s3F下一个日历弹出并选择后点取日期后定位到新的控件
	
	//sFld2,弹出日历默认日期
	//sCallback
	
	// sNextVDE 下一次焦点的有效时间.
	
	var fld1,fld2;
	var cf=document.getElementById("CalFrame");
	var wcf=window.frames.CalFrame;
	var oImg=document.getElementById(sImg);
	if(!oImg){alert("控制对象不存在！");return;}
	if(!sFld1){alert("输入控件未指定！");return;}
	fld1=document.getElementById(sFld1);
	if(!fld1){alert("输入控件不存在！");return;}
	//add by huofei 2008-11-1///////////
	//if ($(cf).attr("srcEle") == fld1.id && $(cf).css("display") != "none") return;
	
	//blurEle = function() {
	//	window.focusedEle = undefined;
		//$("#test001").html($("#test001").html() + "[blur]" + "<br/>");
	//	setTimeout(function() {
			//$("#test001").html($("#test001").html() + "[timeout]"+ $(cf).attr("srcEle") || null + window.focusedEle || null  + "<br/>");
	//		if ($(cf).attr("srcEle") != fld1.id || window.focusedEle != fld1){
	//			hideCalendar();
	//		}
	//	}, 100);
	//};
	
	//fld1.onblur=blurEle;
	//fld1.onfocus=function() {
	//	window.focusedEle = this;
		//$("#test001").html($("#test001").html() + "[focus]" + "<br/>");
	//	showCalendar(sImg,bOpenBound,sFld1,sNextP,sNextD,sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,sFld2,sCallback,sNextVDE);
	//};
	//if (!fld1.onclick) {
	//	fld1.onclick=function() {
	//		showCalendar(sImg,bOpenBound,sFld1,sNextP,sNextD,sStartD,sEndD,sVD,sOE,sVDE,sOT,s3F,sFld2,sCallback,sNextVDE);
	//	};
	//}
	/////////////////////////////
	if(fld1.tagName!="INPUT"||fld1.type!="text"){alert("输入控件类型错误！");return;}
	if(sFld2)
	{
		fld2=document.getElementById(sFld2);
		if(!fld2){alert("参考控件不存在！");return;}
		if(fld2.tagName!="INPUT"||(fld2.type!="text"&&fld2.type!="hidden")){alert("参考控件类型错误！");return;}
	}
	if(!wcf.bCalLoaded){alert("日历未成功装载！请刷新页面！");return;}
	wcf.n_position=sNextP;
	wcf.n_textdate=sNextD;
	wcf.startdate=sStartD;
	wcf.enddate=sEndD;
	wcf.vailidday=sVD;
	wcf.oddeven=sOE;
	wcf.vailiddate=sVDE;
	wcf.nextvailiddate = sNextVDE;
	wcf.objecttype=sOT;
	wcf.thirdfocus=s3F;
	//if(cf.style.display=="block"){cf.style.display="none";return;}
	
	//==============新版本更新: 关于日历显示位置的更改 ziqiu.zhang 开始	=================
	var eT=0,eL=0,p=oImg;
	
	var sT=(document.body.scrollTop > document.documentElement.scrollTop)? document.body.scrollTop:document.documentElement.scrollTop;
	//alert(sT);
	var sL=(document.body.scrollLeft > document.documentElement.scrollLeft )? document.body.scrollLeft:document.documentElement.scrollLeft;
	//alert(sL)
	
	var h1 = document.body.clientHeight;
	//alert("h1:" + h1);
	var h2 = document.documentElement.clientHeight;
	//alert("h2:" + h2);
	var isXhtml = (h2<=h1&&h2!=0)?true:false;
	//alert(isXhtml);
	
	//alert("document.documentElement.clientHeight:" + document.documentElement.clientHeight );
	//alert("document.body.clientHeight:" + document.body.clientHeight );
	var myClient = getClient();
	var myScroll = getScroll();		
	//alert("myClient.clientWidth:" + myClient.clientWidth);
	//alert("myScroll.sTop:" + myScroll.sTop);
	//alert("myScroll.sLeft:" + myScroll.sLeft);
	
	var eH=oImg.clietnHeight,eW=oImg.clientWidth;
	while(p&&p.tagName.toLowerCase() != "body"){eT+=p.offsetTop;eL+=p.offsetLeft;p=p.offsetParent;}	
	//alert("myClient.clientHeight:" + myClient.clientHeight);
	//alert("myScroll.sTop:" + myScroll.sTop);
	//alert("eT:" + eT);
	//alert("eL:" + eL);
	//alert("eT-myScroll.sTop :" + (eT-myScroll.sTop) );
	
	//调用日历的控件的高度获取有问题.下面的注释掉.
	/*
	eH=oImg.height;
	alert("eH:" + eH);
	alert(oImg.height);
	alert( "oImg.height :" + oImg.height); //注:oImg.height属性在Firefox中不支持
	*/
	
	//alert("eH:" + eH);
	//alert("eT - myScroll.sTop - eH :" +　( eT - myScroll.sTop - eH ) );
	
	var bottomSpace = myClient.clientHeight - eT - myScroll.sTop;
	//alert("bottomSpace:" + bottomSpace);
	//alert("myClient.clientHeight-(eT-sT)-eH:" + (parseInt(myClient.clientHeight-(eT-sT)-eH)).toString() );
	//alert("cf.height:" + cf.height);
	eH=5;
	if(sOT=="text")
	{
		//cf.style.top= ( (bottomSpace>=cf.height)?eT+eH+20:eT-cf.height ).toString() + "px";
		cf.style.top = ((eT+eH+14+cf.height * 1) > document.body.clientHeight && eT > (cf.height * 1) ? eT - cf.height * 1 : eT+eH+14).toString() + "px";	
	}
	else
	{
		//cf.style.top= ( (bottomSpace>=cf.height)?eT+eH+20:eT-cf.height ).toString() + "px";	
		//cf.style.top=(bottomSpace>=cf.height)?eT:eT-cf.height;	
		cf.style.top = ((eT+eH+14+cf.height * 1) > document.body.clientHeight || eT > (cf.height * 1) ? eT - cf.height * 1 : eT+eH+14).toString() + "px";	
	}
	
	//==============新版本更新: 关于日历显示位置的更改 ziqiu.zhang 结束	=================
	
	
	//cf.style.left= ((isXhtml?document.documentElement.clientWidth:document.body.clientWidth-(eL-sL)>=cf.width)?eL:eL+eW-cf.width).toString() + "px";
	cf.style.left = ((eL + cf.width * 1) > document.body.clientWidth && (eL + eW > cf.width * 1) ? eL + eW - cf.width * 1 + 3 : eL).toString() + "px";
	cf.style.display="block";
	
	wcf.openbound=bOpenBound;
	wcf.fld1=fld1;
	wcf.fld2=fld2;
	wcf.callback=sCallback;
	
	wcf.initCalendar();
	//add by huofei 2008-11-27
	$(cf).attr("srcEle", fld1.id);
}
function hideCalendar()
{
	var cf=document.getElementById("CalFrame");
	cf.style.display="none";
}

//ziqiu.zhang 2007.11.5

//得到鼠标滚过的距离 scrollTop 与 scrollLeft 
//用法与测试:
/*
	var myClient = getClient();
	alert("myClient.clientHeight:" + myClient.clientHeight);
	alert("myClient.clientWidth:" + myClient.clientWidth);
*/
function getScroll() 
{     
		var sTop = 0, sLeft = 0, sWidth = 0, sHeight = 0; 
        
		sTop = (document.body.scrollTop > document.documentElement.scrollTop)? document.body.scrollTop:document.documentElement.scrollTop;
		if( isNaN(sTop) || sTop <0 ){ sTop = 0 ;}
        
		sLeft = (document.body.scrollLeft > document.documentElement.scrollLeft )? document.body.scrollLeft:document.documentElement.scrollLeft;
		if( isNaN(sLeft) || sLeft <0 ){ sLeft = 0 ;}
		
		return { sTop:sTop, sLeft: sLeft, sWidth: sWidth, sHeight: sHeight }; 
}

//得到浏览器当前显示区域的大小 clientHeight 与 clientWidth
/*	用法与测试:
	var myScroll = getScroll();	
	alert("myScroll.sTop:" + myScroll.sTop);
	alert("myScroll.sLeft:" + myScroll.sLeft);
*/
function getClient()
{
    			var h1 = document.body.clientHeight;
			var h2 = document.documentElement.clientHeight;
			var isXhtml = (h2<=h1&&h2!=0)?true:false;
				
			this.clientHeight = isXhtml?document.documentElement.clientHeight:document.body.clientHeight;
			this.clientWidth  = isXhtml?document.documentElement.clientWidth:document.body.clientWidth;
            
    return {clientHeight:this.clientHeight,clientWidth:this.clientWidth};        
}