about1=new Image
about1.src="images/nav_about.png"
about2=new Image
about2.src="images/nav_about_hover.png"
story1=new Image
story1.src="images/nav_story.png"
story2=new Image
story2.src="images/nav_story_hover.png"
specifications1=new Image
specifications1.src="images/nav_specifications.png"
specifications2=new Image
specifications2.src="images/nav_specifications_hover.png"
testing1=new Image
testing1.src="images/nav_testing.png"
testing2=new Image
testing2.src="images/nav_testing_hover.png"
installation1=new Image
installation1.src="images/nav_installation.png"
installation2=new Image
installation2.src="images/nav_installation_hover.png"
brick1=new Image
brick1.src="images/nav_brick.png"
brick2=new Image
brick2.src="images/nav_brick_hover.png"
photos1=new Image
photos1.src="images/nav_photos.png"
photos2=new Image
photos2.src="images/nav_photos_hover.png"
resources1=new Image
resources1.src="images/nav_resources.png"
resources2=new Image
resources2.src="images/nav_resources_hover.png"
advantage1=new Image
advantage1.src="images/nav_advantage.png"
advantage2=new Image
advantage2.src="images/nav_advantage_hover.png"
warranty1=new Image
warranty1.src="images/nav_warranty.png"
warranty2=new Image
warranty2.src="images/nav_warranty_hover.png"
details1=new Image
details1.src="images/nav_details.png"
details2=new Image
details2.src="images/nav_details_hover.png"
contact1=new Image
contact1.src="images/nav_contact.png"
contact2=new Image
contact2.src="images/nav_contact_hover.png"
home1=new Image
home1.src="images/nav_home.png"
home2=new Image
home2.src="images/nav_home_hover.png"