function zxcIntPreview(obj,img,width,height,txt){
if (typeof(obj)=='string') obj=document.getElementById(obj);
if (obj.preview) return;
obj.img=[img,width,height];
obj.preview=zxcES('DIV',{position:'absolute',overflow:'hidden',visibility:'hidden',width:width+'px', height:height+'px'},document.getElementsByTagName('BODY')[0]);
obj.preview.className='PreviewDiv';
zxcES('DIV',{},obj.preview,txt||'').className='PreviewTxt';
zxcAddEvt(obj,'zxcPreview','mouseover');
zxcAddEvt(obj,'zxcPreview','mouseout');
zxcAddEvt(obj,'zxcMseMove','mousemove');
}

function zxcPreview(evt){
if (evt.type=='mouseover') zxcMseMove(evt,this);
else zxcES(this.preview,{visibility:'hidden'});
if (!this.imgobj){
this.imgobj=zxcES('IMG',{position:'relative',left:'0px',top:'0px',width:this.img[1]+'px'},this.preview);
this.imgobj.src=this.img[0];
zxcES(this.preview.getElementsByTagName('DIV')[0],{},this.preview);
}
if (window['zxcAddIFrame']) zxcAddIFrame(this.preview);
}

function zxcMseMove(evt,obj){
if (!obj) obj=this;
zxcES(obj.preview,{visibility:'visible',left:((zxcMse(evt)[0]+15+obj.preview.offsetWidth<zxcWWHS()[0])?zxcMse(evt)[0]+5:zxcMse(evt)[0]-obj.preview.offsetWidth-5)+'px',top:Math.max(zxcMse(evt)[1]-obj.img[2]-5,zxcWWHS()[3]+2)+'px'});
if (window['zxcAddIFrame']) zxcAddIFrame(this.preview);
}

function zxcMse(evt){
if(!evt) var evt=window.event;
if (document.all) return [evt.clientX+zxcDocS()[0],evt.clientY+zxcDocS()[1]];
return [evt.pageX,evt.pageY];
}

function zxcDocS(){
if (!document.body.scrollTop) return [document.documentElement.scrollLeft,document.documentElement.scrollTop];
return [document.body.scrollLeft,document.body.scrollTop];
}

function zxcEventAdd(o,t,f) {
if ( o.addEventListener ){ o.addEventListener(t, function(e){ o[f](e);}, false); }
else if ( o.attachEvent ){ o.attachEvent('on'+t,function(e){ o[f](e); }); }
else {
var Prev=o["on" + t];
if (Prev){ o['on'+t]=function(e){ Prev(e); o[f](e); }; }
else { o['on'+t]=o[f]; }
}
}

function zxcAddEvt(obj,fun,evt){
if (obj['zxcadd'+fun+evt]) return;
obj['zxcadd'+fun+evt]=window[fun];
zxcEventAdd(obj,evt,'zxcadd'+fun+evt);
}

function zxcES(ele,style,par,txt){
if (typeof(ele)=='string') ele=document.createElement(ele);
for (key in style) ele.style[key]=style[key];
if (par) par.appendChild(ele);
if (txt) ele.appendChild(document.createTextNode(txt));
return ele;
}

function zxcWWHS(){
if (window.innerHeight) return [window.innerWidth-10,window.innerHeight-10,window.pageXOffset,window.pageYOffset];
else if (document.documentElement.clientHeight) return [document.documentElement.clientWidth-10,document.documentElement.clientHeight-10,document.documentElement.scrollLeft,document.documentElement.scrollTop];
return [document.body.clientWidth, document.body.clientHeight, document.body.scrollLeft, document.body.scrollTop];
}

function zxcAddIFrame(zxcobj){
if (!document.all){ return; }
if (typeof(zxcobj)=='string'){ zxcobj=document.getElementById(zxcid); }
if (!zxcobj){ return; }
if (!zxcobj.ifr){
zxcES(zxcobj,{zIndex:zxcStyleValue(zxcobj,'z-Index')||'2'});
zxcobj.ifr=zxcES('IFRAME',{position:'absolute',overflow:'hidden',zIndex:(parseInt(zxcStyleValue(zxcobj,'zIndex'))-1),visibility:'visible'});
zxcobj.parentNode.appendChild(zxcobj.ifr);
}
zxcES(zxcobj.ifr,{zIndex:(parseInt(zxcStyleValue(zxcobj,'zIndex'))-1),visibility:zxcStyleValue(zxcobj,'visibility')||'hidden',left:zxcobj.offsetLeft+'px',top:zxcobj.offsetTop+'px', width:zxcStyleValue(zxcobj,'width'),height:zxcStyleValue(zxcobj,'height')});
}

function zxcStyleValue(zxcobj,zxcp){
if (zxcobj.style[zxcp.replace(/-/g,'')]) return zxcobj.style[zxcp.replace(/-/g,'')];
if (zxcobj.currentStyle) return zxcobj.currentStyle[zxcp.replace(/-/g,'')];
return document.defaultView.getComputedStyle(zxcobj,null).getPropertyValue(zxcp.toLowerCase());
}


function ShowImage(obj)
{
var txt=obj.parentNode.parentNode.innerHTML.toLowerCase();
if (txt.indexOf("<a")>=0 && txt.indexOf("<a")<5) {
	zxcIntPreview(obj,obj.parentNode.href,obj.width*2,obj.height*2+40,obj.alt);
}
}