function changePic(path, picture)
{
   switch (path)
   {
      //mouse overs for click here's on home page
      case 1:
         document.click_one.src = picture;
		 break;
      case 2:
         document.click_two.src = picture;
		 break;  
      case 3:
         document.click_three.src = picture;
		 break;     
	  //mouse overs for home and contact buttons
	  case 4:
         document.btn_home.src = picture;		
		 break; 	 
	  case 5:
         document.btn_contact.src = picture;		
		 break; 	      
	  //mouse overs for right navigation (click 1)
	  case 6:
         document.link_1_1.src = picture;
		 break;   
      case 7:
         document.link_1_2.src = picture;
		 break;  
	  case 8:
         document.link_1_3.src = picture;
		 break;   
	  case 9:
         document.link_1_4.src = picture;
		 break;   
	  case 10:
         document.link_1_5.src = picture;
		 break;   
	  case 11:
         document.link_1_6.src = picture;
		 break;   
	  case 12:
         document.link_1_7.src = picture;
		 break;   
	  case 13:
         document.link_1_8.src = picture;
		 break;   	   
	  //mouse overs for right navigation (click 2)
	  case 14:
	     document.link_2_1.src = picture;
		 break;   
	  case 15:
	     document.link_2_2.src = picture;
		 break;   
	  case 16:
	     document.link_contact.src = picture;
		 break;
      default:
         document.writeln("error.");
	  }
}