var offsetfrommouse=[15,25];var displayduration=0;var defaultimageheight=40;var defaultimagewidth=40;var timer;function gettrailobj(){if(document.getElementById)
return document.getElementById("preview_div").style}
function gettrailobjnostyle(){if(document.getElementById)
return document.getElementById("preview_div")}
function truebody(){return(!window.opera&&document.compatMode&&document.compatMode!="BackCompat")?document.documentElement:document.body}
function hidetrail(){gettrailobj().display="none";document.onmousemove=""
gettrailobj().left="-500px"
clearTimeout(timer);}
function showtrail(imagename,title,width,height){i=imagename
t=title
w=width
h=height
timer=setTimeout("show('"+i+"',t,w,h);",100);}
function show(imagename,title,width,height){var docwidth=1000;var docheight=1000;if((navigator.userAgent.indexOf("Konqueror")==-1||navigator.userAgent.indexOf("Firefox")!=-1||(navigator.userAgent.indexOf("Opera")==-1&&navigator.appVersion.indexOf("MSIE")!=-1))&&(docwidth>650&&docheight>500)){(width==0)?width=defaultimagewidth:'';(height==0)?height=defaultimageheight:'';width+=20
height+=20
defaultimageheight=height
defaultimagewidth=width
document.onmousemove=followmouse;newHTML='<div class="border_preview" style=""><div id="loader_container"><div id="loader"><div align="center">正在下载,请稍候...</div><div id="loader_bg"><div id="progress"> </div></div></div></div>';if(title!="")
newHTML=newHTML+'<h2 class="title_h2">'+' '+title+'</h2>'
newHTML=newHTML+'<div class="preview_temp_load"><img onload="javascript:remove_loading();" src="'+imagename+'" border="0"></div>';newHTML=newHTML+'</div>';if(navigator.userAgent.indexOf("MSIE")!=-1&&navigator.userAgent.indexOf("Opera")==-1){}
gettrailobjnostyle().innerHTML=newHTML;gettrailobj().display="block";remove_loading();}}
function followmouse(e){var xcoord=offsetfrommouse[0]
var ycoord=offsetfrommouse[1]
var docwidth=document.all?truebody().scrollLeft+truebody().clientWidth:pageXOffset+window.innerWidth-15
var docheight=document.all?Math.min(truebody().scrollHeight,truebody().clientHeight):Math.min(window.innerHeight)
if(typeof e!="undefined"){if(docwidth-e.pageX<defaultimagewidth+2*offsetfrommouse[0]){xcoord=e.pageX-xcoord-defaultimagewidth;}else{xcoord+=e.pageX;}
if(docheight-e.pageY<defaultimageheight+2*offsetfrommouse[1]){ycoord+=e.pageY-Math.max(0,(2*offsetfrommouse[1]+defaultimageheight+e.pageY-docheight-truebody().scrollTop));}else{ycoord+=e.pageY;}}else if(typeof window.event!="undefined"){if(docwidth-event.clientX<defaultimagewidth+2*offsetfrommouse[0]){xcoord=event.clientX+truebody().scrollLeft-xcoord-defaultimagewidth;}else{xcoord+=truebody().scrollLeft+event.clientX}
if(docheight-event.clientY<(defaultimageheight+2*offsetfrommouse[1])){ycoord+=event.clientY+truebody().scrollTop-Math.max(0,(2*offsetfrommouse[1]+defaultimageheight+event.clientY-docheight));}else{ycoord+=truebody().scrollTop+event.clientY;}}
gettrailobj().left=xcoord+"px"
gettrailobj().top=ycoord+"px"}