function changeimg(img_off,imgname)
			{				
	
				var img_off = img_off;
				var imgname = imgname;								
				if (img_off == 'img1_1_off' && imgname == 'img1' )
				{					
					document.getElementById("img1_1_on").style.display = 'block';
					document.getElementById("img1_1_off").style.display = 'none';
					
					document.getElementById("img1_2_on").style.display = 'block';					
					document.getElementById("img1_2_off").style.display = 'none';
					
					document.getElementById("img1_3_on").style.display = 'block';
					document.getElementById("img1_3_off").style.display = 'none';
					
					document.getElementById("img1_4_on").style.display = 'block';
					document.getElementById("img1_4_off").style.display = 'none';
					
					document.getElementById("img1_5_on").style.display = 'block';
					document.getElementById("img1_5_off").style.display = 'none';
									
					
					document.getElementById("img1").style.display = 'block';					
					document.getElementById("img2").style.display = 'none';
					document.getElementById("img3").style.display = 'none';
					document.getElementById("img4").style.display = 'none';
					document.getElementById("img5").style.display = 'none';
				}			
				
				if (img_off == 'img1_2_off' && imgname == 'img2' )
				{
					document.getElementById("img1_2_off").style.display = 'block';					
					document.getElementById("img1_2_on").style.display = 'none';
					
					document.getElementById("img1_1_off").style.display = 'block';
					document.getElementById("img1_1_on").style.display = 'none';
					
					document.getElementById("img1_3_on").style.display = 'block';
					document.getElementById("img1_3_off").style.display = 'none';
					
					document.getElementById("img1_4_on").style.display = 'block';
					document.getElementById("img1_4_off").style.display = 'none';
					
					document.getElementById("img1_5_on").style.display = 'block';
					document.getElementById("img1_5_off").style.display = 'none';
					
					
					document.getElementById("img1").style.display = 'none';
					document.getElementById("img2").style.display = 'block';					
					document.getElementById("img3").style.display = 'none';
					document.getElementById("img4").style.display = 'none';
					document.getElementById("img5").style.display = 'none';
				}
				
				if (img_off == 'img1_3_off' && imgname == 'img3' )
				{					
					document.getElementById("img1_1_on").style.display = 'none';
					document.getElementById("img1_1_off").style.display = 'block';					
					
					document.getElementById("img1_2_on").style.display = 'block';					
					document.getElementById("img1_2_off").style.display = 'none';
										
					document.getElementById("img1_3_on").style.display = 'none';
					document.getElementById("img1_3_off").style.display = 'block';
					
					document.getElementById("img1_4_on").style.display = 'block';
					document.getElementById("img1_4_off").style.display = 'none';
					
					document.getElementById("img1_5_on").style.display = 'block';
					document.getElementById("img1_5_off").style.display = 'none';
					
					document.getElementById("img1").style.display = 'none';
					document.getElementById("img2").style.display = 'none';
					document.getElementById("img3").style.display = 'block';
					document.getElementById("img4").style.display = 'none';
					document.getElementById("img5").style.display = 'none';
				}
				
				if (img_off == 'img1_4_off' && imgname == 'img4' )
				{					
					document.getElementById("img1_1_on").style.display = 'none';
					document.getElementById("img1_1_off").style.display = 'block';					
					
					document.getElementById("img1_2_on").style.display = 'block';					
					document.getElementById("img1_2_off").style.display = 'none';
										
					document.getElementById("img1_3_on").style.display = 'block';
					document.getElementById("img1_3_off").style.display = 'none';
					
					document.getElementById("img1_4_on").style.display = 'none';
					document.getElementById("img1_4_off").style.display = 'block';
					
					document.getElementById("img1_5_on").style.display = 'block';
					document.getElementById("img1_5_off").style.display = 'none';
					
					document.getElementById("img1").style.display = 'none';
					document.getElementById("img2").style.display = 'none';
					document.getElementById("img3").style.display = 'none';
					document.getElementById("img4").style.display = 'block';
					document.getElementById("img5").style.display = 'none';
				}
				
				if (img_off == 'img1_5_off' && imgname == 'img5' )
				{					
					document.getElementById("img1_1_on").style.display = 'none';
					document.getElementById("img1_1_off").style.display = 'block';					
					
					document.getElementById("img1_2_on").style.display = 'block';					
					document.getElementById("img1_2_off").style.display = 'none';
										
					document.getElementById("img1_3_on").style.display = 'block';
					document.getElementById("img1_3_off").style.display = 'none';
					
					document.getElementById("img1_4_on").style.display = 'block';
					document.getElementById("img1_4_off").style.display = 'none';
					
					document.getElementById("img1_5_on").style.display = 'none';
					document.getElementById("img1_5_off").style.display = 'block';
					
					document.getElementById("img1").style.display = 'none';
					document.getElementById("img2").style.display = 'none';
					document.getElementById("img3").style.display = 'none';
					document.getElementById("img4").style.display = 'none';
					document.getElementById("img5").style.display = 'block';
				}
				
			}
			function showarrow()
			{	
				for (i=1; i<=5; i++)
					{
						var arrowname ='arrow_normal'+i;
						document.getElementById(arrowname).src = '/bllandrover/upload/images/templates/deleararrow_over.gif'
					}
			}
			function hidearrow()
			{
				for (i=1; i<=5; i++)
					{
						var arrowname ='arrow_normal'+i;
						document.getElementById(arrowname).src = '/bllandrover/upload/images/templates/deleararrow_normal.gif'
					}				
			}