//产品导航靠上去的效果
function ulove(obj){
	var lis = document.getElementById("ulei" + obj);
	var uli = document.getElementById("uleidiv" + obj);
	lis.className = "divx1s";
	uli.style.display = "block";
}

//产品导航移开的效果
function ulout(obj){
	var lis = document.getElementById("ulei" + obj);
	var uli = document.getElementById("uleidiv" + obj);
	lis.className = "divx1";
	uli.style.display = "none";
}

function setTab(name,cursel,n){
	for(i=1;i<=n;i++){
		var menu=document.getElementById(name+i);
		var con=document.getElementById("con_"+name+"_"+i);
		menu.className=i==cursel?"hover":"";
		con.style.display=i==cursel?"block":"none";
	}
}

function indesearch(){
	var ff = document.getElementById("searchform1")	;	
	if (ff.ky.value == ""){
		alert("请输入你要搜索的内容");
		ff.ky.focus()
		}
		else{
		ff.action = "maglist.asp";
		ff.submit();
		}
	}
	
function pinlunstrIsNull(str)   
	{   
	var patrn=/['|*|%|`|&]/;	
	if (!patrn.exec(str)) return false 
	return true
} 

function cheackpl() {
	var from = document.getElementById("pinlun");
	var plids = document.getElementById("pinglunformtext");
	var actions = from.actions;
	var typeles = from.typeles;
	var urlid = from.urlid;
	var b_name = from.b_name;
	var b_conter = from.b_conter;
	var b_yanzen = from.b_yanzen;
	var gails = from.gails;

	if (urlid.value == ""){
		alert("评论出错!!!");
		return false;
		}
		
	if (actions.value == ""){
		alert("评论出错!!!");
		return false;
		}
		
	if (typeles.value == ""){
		alert("评论出错!!!");
		return false;
		}	
	
	if (b_name.value.replace(/ /g,"")==""){
		alert("网友呢称不能为空");
		b_name.focus();
		return false;
		}
	if (b_name.value.replace(/ /g,"").length < 2){
		alert("网友呢称太短了吧，有这么短的吗？");
		b_name.focus();
		return false;
		}
	if (b_name.value.replace(/ /g,"").length > 15){
		alert("网友呢称太长了吧，有这么长的吗？");
		b_name.focus();
		return false;
		}
	if (pinlunstrIsNull(b_name.value)){
		alert("网友呢称中有非法字符，请正确输入您的呢称");
		b_name.focus();
		return false;
		}	
	
	if (b_conter.value.replace(/ /g,"")==""){
		alert("评论内容不能为空");
		b_conter.focus();
		return false;
		}
	if (b_conter.value.replace(/ /g,"").length<4){
		alert("评论内容太短了");
		b_conter.focus();
		return false;
		}	
	if (b_conter.value.replace(/ /g,"").length>2000){
		alert("评论内容不可超过 2000 个!!!\n\n当前的评论内容长度为："+ b_conter.value.replace(/ /g,"").length +"");
		b_conter.focus();
		return false;
		}
	if (pinlunstrIsNull(b_conter.value)){
		alert("评论内容里有非法字符，请正确输入您的评论");
		b_conter.focus();
		return false;
		}
	
	if (b_yanzen.value.replace(/ /g,"")==""){
		alert("验证码不能为空\n\n请认真填写验证码");
		b_yanzen.focus();
		return false;
		}
	
}

function gailou(objs){
	document.getElementById("gails").value = objs;
}

function grin(tagname,tag) {
        var myField;
        if (document.getElementById(tagname) && document.getElementById(tagname).type == 'textarea') {
                myField = document.getElementById(tagname);
        }
        else {
                return false;
        }
        if (document.selection) {
                myField.focus();
                sel = document.selection.createRange();
                sel.text = tag;
                myField.focus();
        }
        else if (myField.selectionStart || myField.selectionStart == '0') {
                var startPos = myField.selectionStart;
                var endPos = myField.selectionEnd;
                var cursorPos = endPos;
                myField.value = myField.value.substring(0, startPos)
                                          + tag
                                          + myField.value.substring(endPos, myField.value.length);
                cursorPos += tag.length;
                myField.focus();
                myField.selectionStart = cursorPos;
                myField.selectionEnd = cursorPos;
        }
        else {
                myField.value += tag;
                myField.focus();
        }
}

function getObject(objectId) {
    if(document.getElementById && document.getElementById(objectId)) {
	return document.getElementById(objectId);
    } else if (document.all && document.all(objectId)) {
	return document.all(objectId);
    } else if (document.layers && document.layers[objectId]) {
	return document.layers[objectId];
    } else {
	return false;
    }
}