var nPageIndex,nPageSize,nRows,nPages;

nPageSize = 15 ;   //定义每页的条数量；
nPageIndex = 0 ;   //当前页的下标；
nRows = document.all("tbList").rows.length;		//表格总共的行数；
nPages = parseInt( nRows / nPageSize ) ;		//分页数目；
if ( nRows % nPageSize != 0 ) nPages++ ;

NextPage( )

function NextPage()
{

	nPageIndex++;
	if ( nPageIndex >= nPages ) nPageIndex = nPages ;
	
	for ( var i=0 ;  i < nRows ; i++ )	{
		if ( i >= (nPageIndex-1) * nPageSize && i < nPageIndex *  nPageSize  ){	
			document.all("tbList").rows.item(i).style.display = "block";
			}
		else{
			document.all("tbList").rows.item(i).style.display = "none";
			}
	}
	

}

function FrontPage()
{
	nPageIndex--;
	if ( nPageIndex <= 0 ) NextPage() ;

	for ( var i=0 ;  i < nRows ; i++ )	{
		if ( i >= ( nPageIndex - 1) * nPageSize && i < nPageIndex *  nPageSize  ){	
			document.all("tbList").rows.item(i).style.display = "block";
			}
		else{
			document.all("tbList").rows.item(i).style.display = "none";
			}
	}


}




function doZoom(size){
		var arEls = document.getElementsByTagName("font");
		for(var i=0;i<arEls.length;i++){
			//if(arEls[i].name==null || arEls[i].name.indexOf("zoom")<0)continue;
			arEls[i].style.fontSize=size+'px'
		}		
		arEls = document.getElementsByTagName("p");
		for( i=0;i<arEls.length;i++){
			if(arEls[i].name=='title' )continue;
			arEls[i].style.fontSize=size+'px'
		}		
		arEls = document.getElementsByTagName("table");
		for( i=0;i<arEls.length;i++){
			//if(arEls[i].name=='title' )continue;
			arEls[i].style.fontSize=size+'px'
		}		
		arEls = document.getElementsByTagName("li");
		for( i=0;i<arEls.length;i++){
			arEls[i].style.fontSize=size+'px'
		}		

		arEls = document.getElementsByTagName("span");
		for( i=0;i<arEls.length;i++){
			arEls[i].style.fontSize=size+'px'
		}		

	}

function setImageSize(){
		var arEls = document.getElementsByTagName("img");
		for(var i=0;i<arEls.length;i++){
			
			if(arEls[i].width >700 )
			{
				arEls[i].height = (arEls[i].height * (700/arEls[i].width) );
				arEls[i].width=700 ;
			}
		}		
	}


function intToStr( s ) {
		i = s.length;	//字符串s的指针

		var N = 3;		//隔3个加逗号
		var j = 0;		//指针

		while( i>=0 ){
			if( j>=N ){
				if( s.length>N )  //s要有N个以上才加逗号
				s = s.substring(0,i)+","+s.substring(i,s.length);
				j = 0;
			} //end if
			i--;
			j++;
		} //end while
		if( s.substring(0,1)=="," ) {
			s = s.substring(1);
		}
		document.write(s);
}