if(document.images)
			  	{
					  var imgOn = new Array(5);
					  var imgOff = new Array(5);
					  var i;
						
					  imgOn[0] = new Image();
					  imgOn[1] = new Image();
					  imgOn[2] = new Image();
					  imgOn[3] = new Image();
					  imgOn[4] = new Image();
					  
					  imgOff[0] = new Image();
					  imgOff[1] = new Image();
					  imgOff[2] = new Image();
					  imgOff[3] = new Image();
					  imgOff[4] = new Image();
					  			  
					  imgOn[0].src = "graphics/nav/b1.whoweare.gif";	/* products */
					  imgOn[1].src = "graphics/nav/b1.realestate.gif";	/* real estate */
					 // imgOn[2].src = "graphics/nav/b1.portfoliocompanies.gif";	/* portfolio */
					  //imgOn[2].src = "graphics/nav/b1.pressroom.gif";	/* jobs */
					  //imgOn[3].src = "graphics/nav/b1.submitbusinessplans.gif";	/* about */
					  imgOn[2].src = "graphics/nav/b1.contactus.gif";	/* about */

					  imgOff[0].src = "graphics/nav/b0.whoweare.gif";	/* products */
					  imgOff[1].src = "graphics/nav/b0.realestate.gif";	/* real estate */
					 // imgOff[2].src = "graphics/nav/b0.portfoliocompanies.gif";	/* portfolio */
					  //imgOff[2].src = "graphics/nav/b0.pressroom.gif";	/* jobs */
					  //imgOff[3].src = "graphics/nav/b0.submitbusinessplans.gif";	/* jobs */
					  imgOff[2].src = "graphics/nav/b0.contactus.gif";	/* about */


				  }

			  function on(i){
				  if(document.images){ 
				    if(i == 0){ /* about */
				      document[0].src = imgOn[0].src;
				    }
				    
				    if(i == 1){ /* products */
				      document[1].src = imgOn[1].src;
				    }

				    if(i == 2){ /* portfolio */
				      document[2].src = imgOn[2].src;
				    }

				    if(i == 3){ /* jobs */
				      document[3].src = imgOn[3].src;
				    }

				    if(i == 4){ /* jobs */
				      document[4].src = imgOn[4].src;
				    }
				  }
				}

			  function off(i){
				  if(document.images){ 
				    if(i == 0){ /* about */
				      document[0].src = imgOff[0].src;
				    }
				    
				    if(i == 1){ /* products */
				      document[1].src = imgOff[1].src;
				    }

				    if(i == 2){ /* portfolio */
				      document[2].src = imgOff[2].src;
				    }

				    if(i == 3){ /* jobs */
				      document[3].src = imgOff[3].src;
				    }
				    
				    if(i == 4){ /* jobs */
				      document[4].src = imgOff[4].src;
				    }
				  }
				}