/***  页面Banner JS 起始位置   ***/
	
	var imgBannerObj;
	var imgBannerIndex=-1;
	var imgBannerSum;
	var imgBannerSrcArr=new Array();
	var imgBannerAltArr=new Array();
	var imgBannerT;
	
	//数据库动态获取部分	
	
	
	imgBannerSrcArr[0]="images/public/c8f6f5d85ff7451d961c9a05dd90caca.jpg";	
	imgBannerAltArr[0]="1";	
	
	
	imgBannerSrcArr[1]="images/public/88138e34e56b4cc6bf55692bb863afde.jpg";	
	imgBannerAltArr[1]="4";	
	
	
	imgBannerSrcArr[2]="images/public/9fc60e44c7984a8381dbaa4003e28b6a.jpg";	
	imgBannerAltArr[2]="5";	
	
	
	imgBannerSrcArr[3]="images/public/67c3718b31024fa7958cbeeed22206a1.jpg";	
	imgBannerAltArr[3]="4";	
		
	//数据库动态获取部分
	
	imgBannerSum=imgBannerSrcArr.length;
	
	function BannerInit()
	{
		if(imgBannerSum==0)
			return ;
		else if(imgBannerSum==1)
		{
			document.getElementById("divBanner").innerHTML="<img src=\""+imgBannerSrcArr[0]+"\" alt=\""+imgBannerAltArr[0]+"\" title=\""+imgBannerAltArr[0]+"\" />";
		
			return ;
		}
			
		document.getElementById("divBanner").innerHTML="<img  id=\"imgBanner\" />";
		
		imgBannerObj=document.getElementById("imgBanner");		
		imgBannerObj.style.filter ="progid:DXImageTransform.Microsoft.Wipe(duration=1,gradientsize=1,motion=forward)";
		
		document.getElementById("btnBannerPrevious").onclick=function()
			{			
				clearTimeout(imgBannerT);
				
				imgBannerIndex-=2;
				
				if(imgBannerIndex<0)
					imgBannerIndex=imgBannerSum+imgBannerIndex;				
					
				BannerFor();				
			};
		
		BannerFor();
	}
	
	
	
	function BannerFor()
	{	
		if(imgBannerIndex==-1)
			imgBannerIndex++;		
		else if(document.all)
		{
			imgBannerObj.filters[0].Apply();
			imgBannerObj.filters[0].Play();
		}	
				
		imgBannerObj.src=imgBannerSrcArr[imgBannerIndex];	
		imgBannerObj.alt=imgBannerAltArr[imgBannerIndex];	
		imgBannerObj.title=imgBannerAltArr[imgBannerIndex];				
			
		if(++imgBannerIndex==imgBannerSum)	
			imgBannerIndex=0;
			
		imgBannerT=setTimeout(BannerFor,8000);		
	}	
	
	
/***  页面Banner JS 结束位置   ***/