var imageNews = new Array();//变幻图片
var picNum=-1;
var xySpace = 100;
//------------------------------------------------------------------
function showImage(img)
{
	if(img!=undefined)
	{
		img.style.display="";
	}
}

function bindImage()
{
	if(xmldata==null) return;
	var doc = xmldata.XMLDocument;
	var root = doc.documentElement;
	//if(root==null) return;
	for(i=0;i<root.childNodes[0].childNodes.length;i++)
	{
		
		var img = root.childNodes[0].childNodes[i];
		var imgNumber = img.childNodes[0].text; 
		var imgName = img.childNodes[1].text;
		var page = img.childNodes[2].text;
		var desc =  img.childNodes[3].text;
		var imgSrc = img.childNodes[4].text;
		var imgAlt = img.childNodes[5].text;
		var linkUrl = img.childNodes[6].text;		

		var objImg = document.getElementById(imgName + "_Img");		
		var objText = document.getElementById(imgName+"_Text");
		var objA = document.getElementById(imgName+"_A");
		if( objImg !=null)  //图片链接
		{
			if(linkUrl!="#" && linkUrl!="")
			{
				objImg.style.cursor="hand";
				objImg.linkUrl=linkUrl;
				objImg.onclick=function(){ window.open(event.srcElement.linkUrl);};
			}
			objImg.src = imgSrc;
			objImg.alt=imgAlt;
		}
		if(objText!=null)  //只静态显示文字的span
		{
			objText.innerHTML= imgAlt;			
		}
		if(objA!=null) //图片链接文字
		{
			if(linkUrl!="#" && linkUrl!="")
			{
				objA.href=linkUrl;
				objA.target="_blank";
				objA.innerText=imgAlt ;
			}
			else
			{
				objA.href=linkUrl;
				objA.target="_self";
				objA.innerText=imgAlt ;
			}
		}
	}	
}
//------------------------------------------------------------------------
function filterImage(img1,img2,img3)
{
	LoadImage(img1,img2,img3);
	theTimer=setTimeout('NextPic()', 1000); 
}


function ImageNews(title,imgUrl,linkUrl)
{
	
	this.Title = title;
	this.ImageUrl = imgUrl;
	this.LinkUrl = linkUrl;
}
function LoadImage(img1,img2,img3)
{
	
	var root = xmldata.documentElement;
	var xpath= "//Table[ImageNumber="+img1+"]|//Table[ImageNumber="+img2+"]|//Table[ImageNumber="+img3+"]";
	var nodes = root.selectNodes( xpath );
	
	for(i=0;i<nodes.length;i++)
	{		
		var node = nodes[i];
		var title = node.childNodes[5].text;		
		var imgUrl = node.childNodes[4].text;		
		var linkUrl = node.childNodes[6].text;	
		imageNews[i] = new ImageNews(title,imgUrl,linkUrl);
	
	}
}
function NextPic()
{ 	
    if(picNum<2)
     picNum++ ; 
    else
     picNum=0; 
         
    if (document.all("newsimage_01"))
    { 
       document.all("newsimage_01").filters.revealTrans.Transition=Math.floor(Math.random()*23); 
         document.all("newsimage_01").filters.revealTrans.apply(); 
         document.all("newsimage_01").filters.revealTrans.play(); 
        
		  document.all("newsimage_01").src = imageNews[picNum].ImageUrl; 
	
		  document.all("newstitle_01").innerHTML='<a class=rb12 href='+imageNews[picNum].LinkUrl+' target=_self>'+imageNews[picNum].Title+'</a>'; 
    
    }
    theTimer=setTimeout('NextPic()', 5000); 
} 
 
function goUrl()
{ 
    window.open(imageNews[picNum].LinkUrl,'_self'); 
}