/* define image width and height */

var pic_width=200;
var pic_height=200;

/* define image urls */

if (document.images)
 {
     pic1_int= new Image(pic_width,pic_height);
     pic1_int.src="images/int_shutter.jpg";  
     pic2_int= new Image(pic_width,pic_height); 
     pic2_int.src="images/int_pic1.jpg"; 
     pic3_int= new Image(pic_width,pic_height);
     pic3_int.src="images/int_pic2.jpg";  
     pic4_int= new Image(pic_width,pic_height);
     pic4_int.src="images/int_pic3.jpg";  
     pic5_int= new Image(pic_width,pic_height);
     pic5_int.src="images/int_pic4.jpg"; 
     pic6_int= new Image(pic_width,pic_height);
     pic6_int.src="images/int_pic5.jpg"; 
     pic7_int= new Image(pic_width,pic_height);
     pic7_int.src="images/int_pic6.jpg"; 
     pic8_int= new Image(pic_width,pic_height);
     pic8_int.src="images/int_pic7.jpg";
     pic9_int= new Image(pic_width,pic_height);
     pic9_int.src="images/int_pic8.jpg"; 
}    
 
var pics_int= new Array(9) 
   pics_int[0]=pic1_int.src;
   pics_int[1]=pic2_int.src;
   pics_int[2]=pic3_int.src;
   pics_int[3]=pic4_int.src;
   pics_int[4]=pic5_int.src;
   pics_int[5]=pic6_int.src;
   pics_int[6]=pic7_int.src;
   pics_int[7]=pic8_int.src;
   pics_int[8]=pic9_int.src;

var numpics=9;

var imgName_int="img_int";

function change_it_int()
{
   if (document.images)
    {
      document.write("<IMG SRC='"+pics_int[0]+"' border='0' width='"+pic_width+"' height='"+pic_height+"' name='img_int'>\n");
    }
}

function change_it1_int(thenum)
{
    document[imgName_int].src=pics_int[thenum];
}