// JScript 文件
var _$ = function(id) {return document.getElementById(id);};
var userAgent = navigator.userAgent.toLowerCase();
var is_opera = userAgent.indexOf('opera') != -1 && opera.version();
var is_moz = (navigator.product == 'Gecko') && userAgent.substr(userAgent.indexOf('firefox') + 8, 3);
var is_ie = (userAgent.indexOf('msie') != -1 && !is_opera) && userAgent.substr(userAgent.indexOf('msie') + 5, 3);
var imageType = "gif,jpg,jpeg,png,bmp,iff,jp2,jpx,jb2,jpc,xbm,wbmp";
function isUndefined(variable) {
	return typeof variable == 'undefined' ? true : false;
}

var jsmenu = new Array();
var ctrlobjclassName;
jsmenu['active'] = new Array();
jsmenu['timer'] = new Array();
jsmenu['iframe'] = new Array();

function initCtrl(ctrlobj, click, duration, timeout, layer) {
	if(ctrlobj && !ctrlobj.initialized) {
		ctrlobj.initialized = true;
		ctrlobj.unselectable = true;

		ctrlobj.outfunc = typeof ctrlobj.onmouseout == 'function' ? ctrlobj.onmouseout : null;
		ctrlobj.onmouseout = function() {
			if(this.outfunc) this.outfunc();
			if(duration < 3) jsmenu['timer'][ctrlobj.id] = setTimeout('hideMenu(' + layer + ')', timeout);
		}

		ctrlobj.overfunc = typeof ctrlobj.onmouseover == 'function' ? ctrlobj.onmouseover : null;
		ctrlobj.onmouseover = function(e) {
			doane(e);
			if(this.overfunc) this.overfunc();
			if(click) {
				clearTimeout(jsmenu['timer'][this.id]);
			} else {
				for(var id in jsmenu['timer']) {
					if(jsmenu['timer'][id]) clearTimeout(jsmenu['timer'][id]);
				}
			}
		}
	}
}

function initMenu(ctrlid, menuobj, duration, timeout, layer, drag) {
	if(menuobj && !menuobj.initialized) {
		menuobj.initialized = true;
		menuobj.ctrlkey = ctrlid;
		menuobj.onclick = ebygum;
		menuobj.style.position = 'absolute';
		if(duration < 3) {
			if(duration > 1) {
				menuobj.onmouseover = function() {
					clearTimeout(jsmenu['timer'][ctrlid]);
				}
			}
			if(duration != 1) {
				menuobj.onmouseout = function() {
					jsmenu['timer'][ctrlid] = setTimeout('hideMenu(' + layer + ')', timeout);
				}
			}
		}
		menuobj.style.zIndex = 50;
		if(is_ie) {
			menuobj.style.filter += "progid:DXImageTransform.Microsoft.shadow(direction=135,color=#CCCCCC,strength=2)";
		}
		if(drag) {
			menuobj.onmousedown = function(event) {try{menudrag(menuobj, event, 1);}catch(e){}};
			menuobj.onmousemove = function(event) {try{menudrag(menuobj, event, 2);}catch(e){}};
			menuobj.onmouseup = function(event) {try{menudrag(menuobj, event, 3);}catch(e){}};
		}
	}
}

var menudragstart = new Array();
function menudrag(menuobj, e, op) {
	if(op == 1) {
		if(in_array(is_ie ? event.srcElement.tagName : e.target.tagName, ['TEXTAREA', 'INPUT', 'BUTTON', 'SELECT'])) {
			return;
		}
		menudragstart = is_ie ? [event.clientX, event.clientY] : [e.clientX, e.clientY];
		menudragstart[2] = parseInt(menuobj.style.left);
		menudragstart[3] = parseInt(menuobj.style.top);
		doane(e);
	} else if(op == 2 && menudragstart[0]) {
		var menudragnow = is_ie ? [event.clientX, event.clientY] : [e.clientX, e.clientY];
		menuobj.style.left = (menudragstart[2] + menudragnow[0] - menudragstart[0]) + 'px';
		menuobj.style.top = (menudragstart[3] + menudragnow[1] - menudragstart[1]) + 'px';
		doane(e);
	} else if(op == 3) {
		menudragstart = [];
		doane(e);
	}
}


function setMenuPosition(showid, align, offset) {
//    debugger;
	var showobj = _$(showid);
	var menuobj = _$(showid + '_menu');
	if(isUndefined(align)) align = 0;
	if(isUndefined(offset)) offset = 0;
	if(showobj) {
	   if(align==0)
	   {
		   showobj.pos = getMousePos();
		   showobj.X = showobj.pos['left'];
		   showobj.Y = showobj.pos['top']+5;
		}
		else
		{
		   showobj.pos = fetchOffset(showobj);
		   showobj.X = showobj.pos['left'];
		   showobj.Y = showobj.pos['top']+showobj.scrollHeight-3;		  
		}
		
		showobj.w = showobj.offsetWidth;
		showobj.h = showobj.offsetHeight;
		menuobj.w = menuobj.offsetWidth;
		menuobj.h = menuobj.offsetHeight;
		//if(align == 1)
		   //menuobj.style.width = ((menuobj.clientWidth < showobj.w ? showobj.w : menuobj.clientWidth)+2) + 'px';
		if(offset < 3) {
		    menuobj.style.left = (showobj.X + menuobj.w - 160 > document.body.clientWidth - 160) && (showobj.X + showobj.w - menuobj.w >= 0) ? showobj.X + showobj.w - menuobj.w - 160 + 'px' : showobj.X - 160 + 'px';
	
			if(offset == 1) {
			    menuobj.style.top = showobj.Y - 350 + 'px';
			  
			}
			else if(offset == 2)
			{

			    menuobj.style.top = (showobj.Y - menuobj.h-350) + 'px';
			}
			else
			{
			  
			   menuobj.style.top=(showobj.Y-350) + 'px';
			   var bb = (document.compatMode && document.compatMode!="BackCompat") ? document.documentElement : document.body;
            if(parseInt(menuobj.style.top) + menuobj.h > bb.clientHeight + bb.scrollTop)
            {
               menuobj.style.top = showobj.Y - menuobj.h + 'px';
                
            }
            }
		} else if(offset == 3) {
		menuobj.style.left = (document.body.clientWidth - menuobj.clientWidth) / 2 + document.body.scrollLeft - 160 + 'px';
		menuobj.style.top = (document.body.clientHeight - menuobj.clientHeight) / 2 + document.body.scrollTop - 160  + 'px';
		}
		if(menuobj.style.clip && !is_opera) {
			menuobj.style.clip = 'rect(auto, auto, auto, auto)';
		}
	}
}

function hideMenu(layer) {
	if(isUndefined(layer)) layer = 0;
	if(jsmenu['active'][layer]) {
		try {
			_$(jsmenu['active'][layer].ctrlkey).className = ctrlobjclassName;
		} catch(e) {}
		clearTimeout(jsmenu['timer'][jsmenu['active'][layer].ctrlkey]);
		jsmenu['active'][layer].style.display = 'none';
		if(is_ie && is_ie < 7 && jsmenu['iframe'][layer]) {
			jsmenu['iframe'][layer].style.display = 'none';
		}
		jsmenu['active'][layer] = null;
	}
}

function fetchOffset(obj) {
	var left_offset = obj.offsetLeft;
	var top_offset = obj.offsetTop;
	while((obj = obj.offsetParent) != null) {
		left_offset += obj.offsetLeft;
		top_offset += obj.offsetTop;
	}
	return { 'left' : left_offset, 'top' : top_offset };
}

function ebygum(eventobj) {
	if(!eventobj || is_ie) {
		window.event.cancelBubble = true;
		return window.event;
	} else {
		if(eventobj.target.type == 'submit') {
			eventobj.target.form.submit();
		}
		eventobj.stopPropagation();
		return eventobj;
	}
}

function doane(event) {
	e = event ? event : window.event;
	if(is_ie) {
		e.returnValue = false;
		e.cancelBubble = true;
	} else if(e) {
		e.stopPropagation();
		e.preventDefault();
	}
}

function in_array(needle, haystack) {
	if(typeof needle == 'string' || typeof needle == 'number') {
		for(var i in haystack) {
			if(haystack[i] == needle) {
					return true;
			}
		}
	}
	return false;
}
function getEvent() //同时兼容ie和ff的写法
{
    if(document.all)  return window.event;
    func=getEvent.caller;
    while(func!=null){
        var arg0=func.arguments[0];
        if(arg0)
        {
          if((arg0.constructor==Event || arg0.constructor ==MouseEvent) || (typeof(arg0)=="object" && arg0.preventDefault && arg0.stopPropagation))
          {
          return arg0;
          }
        }
        func=func.caller;
    }
    return null;
}
function getEventSrc()
{
   var event=getEvent();
   return event.srcElement ? event.srcElement : event.target;
}
function getMousePos()
{
ev = event ? event : window.event;

if(ev.pageX || ev.pageY){
    return {left:ev.pageX, top:ev.pageY};
  }
  return {
    left:ev.clientX + document.body.scrollLeft - document.body.clientLeft,
    top:ev.clientY + document.body.scrollTop - document.body.clientTop
  };

//   var mouseX = 0;
//   var mouseY = 0;
//   var e = getEvent();//alert(e.clientX)
//   var bb = (document.compatMode && document.compatMode!="BackCompat") ? document.documentElement : document.body;

//   mouseX = e.clientX + bb.scrollLeft;
//   mouseY = e.clientY + bb.scrollTop;

//   return {left:mouseX,top:mouseY};
}
function showMenu(ctrlid, align, click, offset, duration, timeout, layer, showid, maxh, drag) {
	var ctrlobj = _$(ctrlid);
	if(!ctrlobj) return;
	if(isUndefined(align)) align = 0;
	if(isUndefined(click)) click = false;
	if(isUndefined(offset)) offset = 0;
	if(isUndefined(duration)) duration = 2;
	if(isUndefined(timeout)) timeout = 200;
	if(isUndefined(layer)) layer = 0;
	if(isUndefined(showid)) showid = ctrlid;
	var showobj = _$(showid);
	var menuobj = _$(showid + '_menu');
	if(!showobj|| !menuobj) return;
	if(isUndefined(maxh)) maxh = 400;
	if(isUndefined(drag)) drag = false;

	if(click && jsmenu['active'][layer] == menuobj) {
		hideMenu(layer);
		return;
	} else {
		hideMenu(layer);
	}

	var len = jsmenu['timer'].length;
	if(len > 0) {
		for(var i=0; i<len; i++) {
			if(jsmenu['timer'][i]) clearTimeout(jsmenu['timer'][i]);
		}
	}

	initCtrl(ctrlobj, click, duration, timeout, layer);
	ctrlobjclassName = ctrlobj.className;
	ctrlobj.className += ' hover';
	initMenu(ctrlid, menuobj, duration, timeout, layer, drag);

	menuobj.style.display = 'block';
	if(!is_opera) {
		menuobj.style.clip = 'rect(auto, auto, auto, auto)';
	}

	setMenuPosition(showid, align, offset);

	if(is_ie && is_ie < 7) {
		if(!jsmenu['iframe'][layer]) {
			var iframe = document.createElement('iframe');
			iframe.style.display = 'none';
			iframe.style.position = 'absolute';
			iframe.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)';
			_$('append_parent') ? _$('append_parent').appendChild(iframe) : menuobj.parentNode.appendChild(iframe);
			jsmenu['iframe'][layer] = iframe;
		}
		jsmenu['iframe'][layer].style.top = menuobj.style.top;
		jsmenu['iframe'][layer].style.left = menuobj.style.left;
		jsmenu['iframe'][layer].style.width = menuobj.w;
		jsmenu['iframe'][layer].style.height = menuobj.h;
		jsmenu['iframe'][layer].style.display = 'block';
	}

	if(maxh && menuobj.scrollHeight > maxh) {
		menuobj.style.height = maxh + 'px';
		if(is_opera) {
			menuobj.style.overflow = 'auto';
		} else {
			menuobj.style.overflowY = 'auto';
		}
	}

	if(!duration) {
		setTimeout('hideMenu(' + layer + ')', timeout);
	}

	jsmenu['active'][layer] = menuobj;
}
function down(fid,fname){
    window.open("/download.aspx?fid=" + fid + "&fname=" + fname);
}
function delete_file(fid,fname){
    if(confirm("确定要删除文件："+fname+"?")){
        AjaxObject.Delete_File(fid);
        _$("attach_"+fid).style.display="none";
    }
}
function edit_file(fid,fname){
    window.open("/info/EditOffice.aspx?Action=Edit&fid=" + fid + "&fname=" + fname,'','menubar=0,toolbar=0,status=1,scrollbars=1,resizable=1');
}
function yd(fid,fname){
    window.open("/info/EditOffice.aspx?Action=Read&fid=" + fid + "&fname=" + fname,'','menubar=0,toolbar=0,status=1,scrollbars=1,resizable=1');
}
function yl(fid,fname){
//var imgObj = new Image();
//imgObj.src = "/download.aspx?fid="+ fid + "&fname=" + fname;
var w=window.open("","","width=900,height=600,menubar=0,toolbar=0,status=1,scrollbars=1,resizable=1");   
w.document.write("<html><head><title>"+fname+"</title></head><body style=\"margin:0 0 0 0;\"><img src='/download.aspx?fid="+ fid + "&fname=" + fname+"'/></body></html>");
w.focus(); 

//    window.open("/info/EditOffice.aspx?Action=Read&fid=" + fid + "&fname=" + fname,'','menubar=0,toolbar=0,status=1,scrollbars=1,resizable=1');
}