// JScript 文件

var cpoint = 0;
var moveLen;
var maxLen = $("table#pictb td").length * 86;
var boxLen = 430;
var speed = 10 ;

function scrollToLeft(){
cpoint = parseInt($("#pictb").css("margin-left").replace("px",""));
var ypoint = parseInt($("#pictb").css("margin-left").replace("px",""));
moveLen = maxLen-boxLen+cpoint; //移动长度
if(maxLen > 0 ){
if(moveLen <= boxLen)
cpoint = cpoint - moveLen;
else
cpoint = cpoint - boxLen;

srcolled1(ypoint,cpoint);
//$("table#pictb").css("margin-left",cpoint+"px");
}
}

function scrollToRight(){
cpoint = parseInt($("#pictb").css("margin-left").replace("px",""));
var ypoint = parseInt($("#pictb").css("margin-left").replace("px",""));
moveLen = -cpoint; //移动长度
if(maxLen > 0 ){
if(moveLen <= boxLen)
cpoint = cpoint + moveLen;
else
cpoint = cpoint + boxLen;

srcolled2(ypoint,cpoint);
//$("table#pictb").css("margin-left",cpoint+"px");
}
}

function srcolled1(point,toPoint){
if(point > toPoint){
$("table#pictb").css("margin-left",point+"px");
if((point - toPoint) < 24) 
speed = 1; 
else 
speed = 12 ;

point-=speed;
setTimeout('srcolled1('+point+','+toPoint+')',10);
}}

function srcolled2(point,toPoint){
if(point < toPoint){
$("table#pictb").css("margin-left",point+"px");
if((toPoint-point) < 24)
speed = 1 
else 
speed = 12;

point+=speed;
setTimeout('srcolled2('+point+','+toPoint+')',10);
}}