function preload(){
image01= new Image(133,41)
image01.src="grfx/buttons/nav_intro_b.gif";
image02= new Image(133,41)
image02.src="grfx/buttons/nav_staff_b.gif";
image03= new Image(133,41)
image03.src="grfx/buttons/nav_projects_b.gif";
image04= new Image(133,41)
image04.src="grfx/buttons/nav_services_b.gif";
image05= new Image(133,41)
image05.src="grfx/buttons/nav_contact_b.gif";
image06= new Image(432,35)
image06.src="grfx/buttons/srvc_concrete_a.gif";
image07= new Image(432,35)
image07.src="grfx/buttons/srvc_concrete_b.gif";
image08= new Image(432,35)
image08.src="grfx/buttons/srvc_soils_a.gif";
image09= new Image(432,35)
image09.src="grfx/buttons/srvc_soils_b.gif";
image10= new Image(432,35)
image10.src="grfx/buttons/srvc_hotmix_a.gif";
image11= new Image(432,35)
image11.src="grfx/buttons/srvc_hotmix_b.gif";
image12= new Image(432,35)
image12.src="grfx/buttons/srvc_well_sampling_a.gif";
image13= new Image(432,35)
image13.src="grfx/buttons/srvc_well_sampling_b.gif";
image14= new Image(432,35)
image14.src="grfx/buttons/srvc_inspection_a.gif";
image15= new Image(432,35)
image15.src="grfx/buttons/srvc_inspection_b.gif";
image16= new Image(432,35)
image16.src="grfx/buttons/srvc_proj_mgmt_a.gif";
image17= new Image(432,35)
image17.src="grfx/buttons/srvc_proj_mgmt_b.gif";
image16= new Image(432,35)
image16.src="grfx/buttons/srvc_landfill_a.gif";
image17= new Image(432,35)
image17.src="grfx/buttons/srvc_landfill_b.gif";
}