if (document.images){
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 proposal_on.src = "images/misc/methodology/the_proposal_on.gif";

 proposal_off = new Image();
 proposal_off.src = "images/misc/methodology/the_proposal_off.gif";

 brief_on = new Image();
 brief_on.src = "images/misc/methodology/the_brief_on.gif";

 brief_off = new Image();
 brief_off.src = "images/misc/methodology/the_brief_off.gif";

 trial_pages_on = new Image();
 trial_pages_on.src = "images/misc/methodology/trial_pages_on.gif";

 trial_pages_off = new Image();
 trial_pages_off.src = "images/misc/methodology/trial_pages_off.gif";

 prototype_on = new Image();
 prototype_on.src = "images/misc/methodology/the_prototype_on.gif";

 prototype_off = new Image();
 prototype_off.src = "images/misc/methodology/the_prototype_off.gif";

 launch_on = new Image();
 launch_on.src = "images/misc/methodology/the_launch_on.gif";

 launch_off = new Image();
 launch_off.src = "images/misc/methodology/the_launch_off.gif";

 ongoing_maintenance_on = new Image();
 ongoing_maintenance_on.src = "images/misc/methodology/ongoing_maintenance_on.gif";

 ongoing_maintenance_off = new Image();
 ongoing_maintenance_off.src = "images/misc/methodology/ongoing_maintenance_off.gif";

}