function secBoard(n)
{
	var obj_img = document.getElementById("scroll_img_inner").getElementsByTagName("div");

	for(i=0;i<obj_img.length;i++)
	{
		eval("document.getElementById('cl0"+(i+1)+"').className='rollover_img_link'");
		eval("document.getElementById('a"+(i+1)+"').style.display='none'"); 
	}
	eval("document.getElementById('cl0"+n+"').className='rollover_img_selected'");
	eval("document.getElementById('a"+n+"').style.display='block'");
	eval("document.getElementById('a"+n+"').style.className='spana'");
	
	for(i=0;i<obj_img.length;i++)
		eval("document.getElementById('Layer"+(i+1)+"').style.display='none'");
	eval("document.getElementById('Layer"+n+"').style.display='block'");
 
	
}


navHover = function() { 
var lis = document.getElementById("navmenu").getElementsByTagName("li"); 
for (var i=0; i<lis.length; i++) { 
lis[i].onmouseover=function() { 
this.className+=" iehover"; 
} 
lis[i].onmouseout=function() { 
this.className=this.className.replace(new RegExp(" iehover\\b"), ""); 
} 
} 
} 
if (window.attachEvent) window.attachEvent("onload", navHover); 

/*make the picture scrolling*/

var pointer=0;
function displayImg() {

 var obj_num = document.getElementById("scroll_img_inner").getElementsByTagName("div");
		for(var i=0;i<obj_num.length;i++){ 
		  obj_num[i].style.display='none';
	   }
	   		for(var i=pointer;i<pointer+11;i++){ 
		  obj_num[i].style.display='block';
	   }
	 if(pointer==0)
	 {
		 document.getElementById("scroll_img_left").style.visibility='hidden'; 
	 }
	 if(obj_num.length==11)
	 {
		 document.getElementById("scroll_img_right").style.visibility='hidden'; 
	 }
	

}


function moveImg_after(){
  var obj_num = document.getElementById("scroll_img_inner").getElementsByTagName("div");
  for(var i=0;i<obj_num.length;i++){ 
	   obj_num[i].style.display='none';
	   }
	   for(var i=pointer+1;i<pointer+12;i++){ 
		  obj_num[i].style.display='block';
	   }
  for(j=0;j<=pointer;j++ )
     { obj_num[j].style.display='none'; }
	 if( pointer<obj_num.length){
       pointer++;  }
	  if(obj_num.length-pointer==11) 
		  
	  { document.getElementById("scroll_img_right").style.display='none'; }
	  else {document.getElementById("scroll_img_right").style.display='block'; }
	  document.getElementById("scroll_img_left").style.visibility='visible';
   
}

function moveImg_before(){
	var obj_num = document.getElementById("scroll_img_inner").getElementsByTagName("div");

	for(var i=0; i<obj_num.length;i++){ 
	obj_num[i].style.display='block';
	}

	   for(var i=pointer+10;i<obj_num.length;i++){ 
		  obj_num[i].style.display='none';
	   }

  for(j=0;j<pointer-1;j++ )
     { obj_num[j].style.display='none'; }
     if (pointer>0)
     {pointer--;
     }

	if(obj_num.length-pointer==12) {
	 document.getElementById("scroll_img_right").style.display='block'; }
	 if(pointer==0)
	 {
		 document.getElementById("scroll_img_left").style.visibility='hidden'; 
	 }
}


function page_next() 
{
	document.getElementById("leed_two").style.display='block';
    document.getElementById("leed_one").style.display='none';

}
function page_prev()
{
	document.getElementById("leed_one").style.display='block';
    document.getElementById("leed_two").style.display='none';

}
function design_next()
{
	document.getElementById("design_two").style.display='block';
    document.getElementById("design_one").style.display='none';
}
function design_prev()
{
	document.getElementById("design_one").style.display='block';
    document.getElementById("design_two").style.display='none';
}

function rough_next()
{
	document.getElementById("rough_two").style.display='block';
    document.getElementById("rough_one").style.display='none';
}
function rough_prev()
{
	document.getElementById("rough_one").style.display='block';
    document.getElementById("rough_two").style.display='none';
}