function.js

一个连接数据库实现级联的代码

function GetImgSize(img,MaxWidth,MaxHeight){ 
//	if(img.readyState!="complete"){//没有加载完毕
//		img.width=MaxWidth; 
//		img.height=MaxHeight;
//	}else{
		if(img.offsetWidth<=MaxWidth && img.offsetHeight<=MaxHeight){
			 return;
		}else{
			 if(MaxHeight*img.offsetWidth/img.offsetHeight>=MaxWidth){
				img.width=MaxWidth; 
				img.height=MaxWidth*img.offsetHeight/img.offsetWidth;
			 }else{
				img.height=MaxHeight;
				img.width=MaxHeight*img.offsetWidth/img.offsetHeight;
			  }
		 }
//	}
}
function MediaPlay(Type,Obj,strURL,intWidth,intHeight){
	if(Obj.innerHTML!='单击播放媒体文件'){
	    Obj.innerHTML = '单击播放媒体文件';
	}else{
		switch(Type){
			case "swf":
				tmpstr='关闭媒体播放<object codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+intWidth+'" height="'+intHeight+'"><param name="movie" value="'+strURL+'" /><param name="quality" value="high" /><param name="AllowScriptAccess" value="never" /><embed src="'+strURL+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+intWidth+'" height="'+intHeight+'" /></object><br />[<a target=_blank href='+strURL+'>Full Screen</a>]';
				break;
			case "wmv":
				tmpstr='关闭媒体播放<object classid="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95" codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,0,02,902" type="application/x-oleobject" standby="Loading..." width="'+intWidth+'" height="'+intHeight+'"><param name="FileName" VALUE="'+strURL+'" /><param name="ShowStatusBar" value="-1" /><param name="AutoStart" value="true" /><embed type="application/x-mplayer2" pluginspage="http://www.microsoft.com/Windows/MediaPlayer/" src="'+strURL+'" autostart="true" width="'+intWidth+'" height="'+intHeight+'" /></object>';
				break;
			case "rm":
				tmpstr='关闭媒体播放<object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="'+intHeight+'"><param name="SRC" value="'+strURL+'" /><param name="CONTROLS" VALUE="ImageWindow" /><param name="CONSOLE" value="one" /><param name="AUTOSTART" value="true" /><embed src="'+strURL+'" nojava="true" controls="ImageWindow" console="one" width="'+intWidth+'" height="'+intHeight+'" /></object>'+
                '<br/><object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="32" /><param name="CONTROLS" value="StatusBar" /><param name="AUTOSTART" value="true" /><param name="CONSOLE" value="one" /><embed src="'+strURL+'" nojava="true" controls="StatusBar" console="one" width="'+intWidth+'" height="24" /></object>'+'<br /><object classid="clsid:CFCDAA03-8BE4-11cf-B84B-0020AFBBCCFA" width="'+intWidth+'" height="32" /><param name="CONTROLS" value="ControlPanel" /><param name="AUTOSTART" value="true" /><param name="CONSOLE" value="one" /><embed src="'+strURL+'" nojava="true" controls="ControlPanel" console="one" width="'+intWidth+'" height="24" autostart="true" loop="false" /></object>';
				break;
			case "qt":
				tmpstr='关闭媒体播放<embed src="'+strURL+'" autoplay="true" loop="false" controller="true" playeveryframe="false" cache="false" scale="TOFIT" bgcolor="#000000" kioskmode="false" targetcache="false" pluginspage="http://www.apple.com/quicktime/" />';
		}
		Obj.innerHTML = tmpstr;
	}
}	
function CopyCode(obj){
	var js = document.body.createTextRange();
	js.moveToElementText(obj);
	js.select(); 
	js.execCommand("Copy");
}
function delblog(id){
	if(confirm('您确认要删除此篇文章？')){
		var url=ajxurl+"/blogcp.php?action=delblog&selid="+id;
		itemid=id;
		send_request(url,del_blog);
	}
}
function del_blog(){
	if(http_request.responseText==2){
		GE(itemid).style.display='none';
	}else{
		alert(http_request.responseText);
	}
}
function delconfirm(){
	if(confirm('确定删除？')) {	
		return true;
	}else{
		return false;
	}
}
function addtoclt(id,type){
	if(id){
		var url=ajxurl+"/ajax.php?action=addtoclt&itemid="+id+"&type="+type;
		send_request(url,addto_clt);
	}
}
function addto_clt(){
	var msg='';
	switch(http_request.responseText){
		case '2':msg="请先登录";
			break;
		case '1':msg="添加成功";
			break;
		case '4':msg="您已经收藏了此内容，请不要重复添加";
			break;
		case '3':msg="类型错误或文章不存在！";
			break;
	}
		alert(msg);
}
function getcate(type){
	if(type){
		var url=ajxurl + "/ajax.php?action=getcate&type="+type;
		send_request(url,get_cate);
	}else{
		GE("scid").innerHTML="";
	}
}
function get_cate(){
	GE("scid").innerHTML=http_request.responseText;
}
function advck(id){
	if(id){
		var url=ajxurl + "/adv.php?id="+id;
		send_request(url);
	}
}

function commentcheck()
{
	if(document.form1.content.value == "")
	{
		alert("评论内容为空!");
		document.form1.content.focus();
		return false;
	}
}
function replaceimg(url){
	GE('img_container').src=url;
}
function commendtomenu(){
	var url=ajxurl + "/commendto.php?action=commendtomenu";
	send_request(url,commendto_menu);
}
function commendto_menu(){
	if(http_request.responseText==2){
		alert('请先登陆');
	}else{
		GE('commendtomenu').innerHTML=http_request.responseText+'<input type="button" value="推 荐" class="btn" onclick="commendto();" />';
	}
}
function commendto(){
	var touid=GE('fuid').value;
	var url=ajxurl + "/commendto.php?action=commendto&itemid="+itemid+"&touid="+touid;
	send_request(url,commend_to);
}
function commend_to(){
	if(http_request.responseText==2){
		alert('请先登陆');
	}else if(http_request.responseText==3){
		alert('没有此位好友');
	}else if(http_request.responseText==4){
		alert('错误的文章id');
	}else{
		GE('commendtomenu').innerHTML='<input type="button" value="推荐好友" onclick="commendtomenu();" class="btn" />';
		alert('推荐成功');
	}
}
function postcomment(){
	var guestname	= GE("guestname").value;
	var content 	= GE("content").value;
	var ifcode  	= GE("ifcode").value;
	if (itemid < 1) {
		alert('非法操作！');
		return false;
	}
	if (guestname == '') {
		alert('回复用户名不能为空！');
		return false;
	}
	if (content == '') {
		alert('回复内容不能为空！');
		return false;
	}
	var addurl = '';
	if (ifcode) {
		addurl = "&gdcode=" + GE("gdcode").value;
	}
	GE('csubmit').disabled = true;
	var url	  = ajxurl + "/cmtajax.php?action=new";
	var param = "itemid=" + itemid + "&guestname=" + ajax_convert(guestname) + "&content=" + ajax_convert(content) + addurl;
	//alert(param);
	send_request(url,creply_response,param);
}
function delcommentspage(count,page,perpage,fromurl,mao)
{
	var testurl = 'test/getcommentspage.php';
	var param = "count="+count+"&page="+page+"&perpage="+perpage+"&fromurl="+encodeURIComponent(fromurl)+"&mao="+mao;
	send_request(testurl,getcommentpage,param);
}
function getcommentpage(http_request)
{
	//alert(http_request.responseText);
	document.getElementById('commentspage').innerHTML = http_request.responseText;
	http_request = false;
}
	
function creply_response(http_request){
	//alert(http_request.responseText);
	if(GE('guestname').type=='text')
	{
		var guestext = '[匿名]';
	}else{
		var guestext = '';
	}
	if (GE("ifcode").value != '') {
		GE("ck").src = 'ck.php?windid=' + GE("ifcode").value;
	}
	if (http_request.responseText == 'gdfalse') {
		alert('验证码错误，请重新输入');
	}else if(http_request.responseText.indexOf('forbiddentags')==0)
	{
		alert('输入了禁止关键词:'+http_request.responseText.substr(12));
	}
	else {
		if (type == 'blog') {
			GE("sum").innerHTML = parseInt(GE("sum").innerHTML)+1;
		}
		GE("content").value = '';
		GE('csubmit').disabled = false;
		if (actdo == 'showone') {
			ifdelete = allow == '1' ? "<div class=\"fr\"><a style=\"cursor:pointer;\" onclick=\"setTimeout('deletecomment(" + nextid + ")',0);\">删除</a></div>" : '';
			GE("cdisplay").style.display = '';
			//alert(http_request.responseText);
			GE("ajaxreply").innerHTML = 
		  "<div id=\""+nextid+"\"><a name=\"c" + nextid + "\"></a> <dl> <dd class=\"comment-pic left\"><img src=\""+ nexticon +"\" width=\"40\" /></dd> <dd>" + ifdelete + "<a href=\"" + nexturl + "\" class=\"big b\">" +guestext+ GE("guestname").value + "</a> <span class=\"gray\">" + nextdate +"</span> Says:</dd> <dd class=\"comment-content\"><div>" + http_request.responseText + "</div></dd> </dl></div>" + GE("ajaxreply").innerHTML;
			GE("sums").innerHTML = parseInt(GE("sums").innerHTML)+1;
			commentIds.push(nextid);
			
			if(commentIds.length>20)
			{
				commentIds = commentIds.sort(test);
				var popCommentId;
				popCommentId = commentIds.pop();
				GE(popCommentId).style.display = 'none';
			}