function $(objName){
	if(document.getElementById){
		return eval('document.getElementById("' + objName + '")');
	}else if(document.layers){
		return eval("document.layers['" + objName +"']");
	}else{
		return eval('document.all.' + objName);
	}
}function hidden_div(str){
	$(str).style.display="none";
}function show_div($){
	$(str).style.display="block";
}
function buttoncheck(url){
		var ajax = new AJAXRequest();
	  	ajax.get(url, function(obj) {
	  	alert(obj.responseText);
	  	location.reload();
	  });
}
function submitposta(_,uobj){
		if($(uobj)){$(uobj).disabled=true;}
		var ajax=new AJAXRequest();
		ajax.onexception = function() {
			alert("提示：提交失败,请检查");
			if($(uobj)){$(uobj).disabled=false;$(uobj).focus();}
			return false;
		}
		ajax.postf( 
		_,
		function(obj) {	
		if (obj.responseText=="表单提交成功"){
			alert("提示:操作成功");
			location.reload();
		//	if ($("backpage").value!=""){location.href=$("backpage").value;}
		}else{			
			if($(uobj).value!=""){
				alert("错误："+obj.responseText+"");	
				$(uobj).disabled=false;
				$(uobj).focus();
			}else{
				alert("错误："+obj.responseText+"");
				$(uobj).disabled=false;
				$(uobj).focus();
			}	
		}	
	}	
	)		
}
function submitpost(_,uobj){
		if($(uobj)){$(uobj).disabled=true;}
		var ajax=new AJAXRequest();
		ajax.onexception = function() {
			alert("提示：提交失败,请检查");
			if($(uobj)){$(uobj).disabled=false;$(uobj).focus();}
			return false;
		}
		ajax.postf( 
		_,
		function(obj) {	
		if (obj.responseText=="表单提交成功"){
			alert("提示:操作成功");
			if ($("backpage").value!=""){location.href=$("backpage").value;}
		}else{			
			if($(uobj).value!=""){
				alert("错误："+obj.responseText+"");	
				$(uobj).disabled=false;
				$(uobj).focus();
			}else{
				alert("错误："+obj.responseText+"");
				$(uobj).disabled=false;
				$(uobj).focus();
			}	
		}	
	}	
	)		
}

function disableFormItems(val) {
    var bDisable = true;
    if(val != null && !val) bDisable = false;
  
    for(i=0; i<document.forms.length; i++){
        var oForm = document.forms[i];
        for(j=0; j<oForm.elements.length; j++){
            oForm.elements[j].disabled = bDisable;
        }
    }
}  
function cs(c,m){
s=eval("document.all[\""+c+"\"]");
	if(s[m].checked){
		s[m].checked=false;
	}else{
		s[m].checked=true;
	}

}
function csa(c){
s=eval("document.all[\""+c+"\"]");
	if(s.checked){
		s.checked=false;
	}else{
		s.checked=true;
	}

}

function selectall(obj,obja){ 
var checked = document.getElementsByName(obj);
var tr='';
for(var i = 0; i < checked.length; i ++){ 
	if(obja==false){
		checked[i].checked=false;
	}else{
		checked[i].checked=true;
	}
	
	}
} 
function checkall(obj,obja,url){ 
var checked = document.getElementsByName(obj);
var tr='';
for(var i = 0; i < checked.length; i ++){ 
	if(checked[i].checked){ 
		tr =checked[i].value+','+tr; 
		} 
	}
submitpage(url+tr,obja);
} 
function submitpage(url,uobj){
	if($(uobj)){$(uobj).disabled=true;}
	var ajax=new AJAXRequest();
		ajax.onexception = function() {
		alert("提示：提交失败,请检查");
		if($(uobj)){$(uobj).disabled=false;$(uobj).focus();}
	return false;
}
	ajax.get(url,function(obj) {
			if (obj.responseText=="表单提交成功"){
			document.location.reload();
			}else{
	 		alert(obj.responseText);
	 		}
	  });	
	  
}

function submitinnerhtm(url,uobj){
	var ajax=new AJAXRequest();
		ajax.onexception = function() {
		$(uobj).innerHTML="提示：提交失败,请检查";
		return false;
}
	ajax.get(url,function(obj) {
		$(uobj).innerHTML=obj.responseText;			
	  });	
	  
}
function checkfile(urlid,t,uobj,videoid){
	var ajax=new AJAXRequest();
		ajax.onexception = function() {
		return false;
}
	ajax.get("check_file.php?videoid="+videoid+"&urlid="+urlid+"&t="+t+"",function(obj) {
		$(uobj).innerHTML=obj.responseText;			
	  });
}

function submitdel(url,_,uobj){
	if($(uobj)){$(uobj).disabled=true;}
	var ajax=new AJAXRequest();
		ajax.onexception = function() {
		alert("提示：提交失败,请检查");
		if($(uobj)){$(uobj).disabled=false;$(uobj).focus();}
		return false;
}
	ajax.get(url,function(obj) {
	 	alert(obj.responseText);
	  });	
	hidden_div(_)		
}			
function setCookie(name,value)
{
    var Days = 30;
    var exp  = new Date();
        exp.setTime(exp.getTime() + Days*24*60*60*1000);
        document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
function getCookie(name)
{
    var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
        if(arr=document.cookie.match(reg)) return unescape(arr[2]);
        else return null;
}
function delCookie(name)
{
    var exp = new Date();
        exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
        if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}
function getChar(Str)
{
var getpychar="";
var getpychara=""
for(i=0;i<Str.length;i++){

execScript('tmp=asc("'+Str.charAt(i)+'")',"vbscript")
tmp+=65536
	if(tmp>=45217&&tmp<=45252){
	getpychar= "a";}
	else if(tmp>=45253&&tmp<=45760){
	getpychar= "b";}
	else if(tmp>=45761&&tmp<=46317){
	getpychar= "c";}
	else if(tmp>=46318&&tmp<=46825){
	getpychar= "d";}
	else if(tmp>=46826&&tmp<=47009){
	getpychar= "e";}
	else if(tmp>=47010&&tmp<=47296){
	getpychar= "f";}
	else if(tmp>=47297&&tmp<=47613){
	getpychar= "g";}
	else if(tmp>=47614&&tmp<=48118){
	getpychar= "h";}
	else if(tmp>=48119&&tmp<=49061){
	getpychar= "j";}
	else if(tmp>=49062&&tmp<=49323){
	getpychar= "k";}
	else if(tmp>=49324&&tmp<=49895){
	getpychar= "l";}
	else if(tmp>=49896&&tmp<=50370){
	getpychar= "m";}
	else if(tmp>=50371&&tmp<=50613){
	getpychar= "n";}
	else if(tmp>=50614&&tmp<=50621){
	getpychar= "o";}
	else if(tmp>=50622&&tmp<=50905){
	getpychar= "p";}
	else if(tmp>=50906&&tmp<=51386){
	getpychar= "q";}
	else if(tmp>=51387&&tmp<=51445){
	getpychar= "r";}
	else if(tmp>=51446&&tmp<=52217){
	getpychar= "s";}
	else if(tmp>=52218&&tmp<=52697){
	getpychar= "t";}
	else if(tmp>=52698&&tmp<=52979){
	getpychar= "w";}
	else if(tmp>=52980&&tmp<=53688){
	getpychar= "x";}
	else if(tmp>=53689&&tmp<=54480){
	getpychar= "y";}
	else if(tmp>=54481&&tmp<=62289){
	getpychar= "z";}
	else{
	getpychar=Str.charAt(i);}

getpychara=getpychara+getpychar;
}
return getpychara;
	
}
function getChar(Str)
{
var getpychar="";
var getpychara=""
for(i=0;i<Str.length;i++){

execScript('tmp=asc("'+Str.charAt(i)+'")',"vbscript")
tmp+=65536
	if(tmp>=45217&&tmp<=45252){
	getpychar= "a";}
	else if(tmp>=45253&&tmp<=45760){
	getpychar= "b";}
	else if(tmp>=45761&&tmp<=46317){
	getpychar= "c";}
	else if(tmp>=46318&&tmp<=46825){
	getpychar= "d";}
	else if(tmp>=46826&&tmp<=47009){
	getpychar= "e";}
	else if(tmp>=47010&&tmp<=47296){
	getpychar= "f";}
	else if(tmp>=47297&&tmp<=47613){
	getpychar= "g";}
	else if(tmp>=47614&&tmp<=48118){
	getpychar= "h";}
	else if(tmp>=48119&&tmp<=49061){
	getpychar= "j";}
	else if(tmp>=49062&&tmp<=49323){
	getpychar= "k";}
	else if(tmp>=49324&&tmp<=49895){
	getpychar= "l";}
	else if(tmp>=49896&&tmp<=50370){
	getpychar= "m";}
	else if(tmp>=50371&&tmp<=50613){
	getpychar= "n";}
	else if(tmp>=50614&&tmp<=50621){
	getpychar= "o";}
	else if(tmp>=50622&&tmp<=50905){
	getpychar= "p";}
	else if(tmp>=50906&&tmp<=51386){
	getpychar= "q";}
	else if(tmp>=51387&&tmp<=51445){
	getpychar= "r";}
	else if(tmp>=51446&&tmp<=52217){
	getpychar= "s";}
	else if(tmp>=52218&&tmp<=52697){
	getpychar= "t";}
	else if(tmp>=52698&&tmp<=52979){
	getpychar= "w";}
	else if(tmp>=52980&&tmp<=53688){
	getpychar= "x";}
	else if(tmp>=53689&&tmp<=54480){
	getpychar= "y";}
	else if(tmp>=54481&&tmp<=62289){
	getpychar= "z";}
	else{
	getpychar=Str.charAt(i);}

getpychara=getpychara+getpychar;
}
return getpychara;	
}

function csOtherType1(m){
s=eval("document.all[\"FirstType\"]");
	if(s[m].checked){
		s[m].checked=false;
	}else{
		s[m].checked=true;
	}
}

function csOtherType2(m){
s=eval("document.all[\"SecondType\"]");
	if(s[m].checked){
		s[m].checked=false;
	}else{
		s[m].checked=true;
	}
}

function csinsite(m){
s=eval("document.all[\"insite[]\"]");
	if(s[m].checked){
		s[m].checked=false;
	}else{
		s[m].checked=true;
	}
}	

function csmaintype(m){
s=eval("document.all[\"MainType[]\"]");
	if(s[m].checked){
		s[m].checked=false;
	}else{
		s[m].checked=true;
	}
}	
function getFileSize(filePath){     
    var image=new Image();     
    image.dynsrc=filePath;     
    alert(image.fileSize);     
}
function checkall_class(obj,obja,url){ 
var checked = document.getElementsByName(obj);
var tr='';
for(var i = 0; i < checked.length; i ++){ 
	if(checked[i].checked){ 
		tr =checked[i].value+','+tr; 
		} 
	}

		var url_s="/member/form.php?do=class&what=xuezhe&iif=1&id="+tr;
		var ajax = new AJAXRequest();
	  	ajax.get(url_s, function(obj) {
			if (obj.responseText=="1"){
				if (confirm("选择课程中包含之前学年已学课程，是否再次选学？")){
					submitpage(url+tr,obja);
				}else{
					return false;
				}	
			}else{			
				submitpage(url+tr,obja);
			}
	  });
}
function xuezheclass(id,n){
		var url="/member/form.php?do=class&what=xuezhe&iif=1&id="+id;
		var ajax = new AJAXRequest();
	  	ajax.get(url, function(obj) {
			if (obj.responseText=="1"){
				if (confirm("选择课程中包含之前学年已学课程，是否再次选学？")){
					return xuezheclass_true(id,n);
				}else{
					return false;
				}	
			}else{	
					
				xuezheclass_true(id,n);
			}
	  });
}
function xuezheclass_true(id,n){
	
		var url="/member/form.php?do=class&what=xuezhe&id="+id;
		var ajax = new AJAXRequest();
	  	ajax.get(url, function(obj) {
			if (obj.responseText=="表单提交成功"){
				if (n==1){
				alert("提示:课程已添加至您的学习计划中");
				location.reload();
				}
				if (n==2){
				alert("提示:课程已添加至您的学习计划中");
				location.reload();
				checkmsg=0;
				}
			}else{			
				alert("错误："+obj.responseText+"");
			}
	  });
}