if(typeof(loc)=="undefined"||loc==""){var loc="";if(document.body&&document.body.innerHTML){var tt=document.body.innerHTML.toLowerCase();var last=tt.indexOf("plainbox1.js\"");if(last>0){var first=tt.lastIndexOf("\"",last);if(first>0&&first<last)loc=document.body.innerHTML.substr(first+1,last-first-1);}}}



var bd=0

document.write("<style type=\"text/css\">");

document.write("\n<!--\n");

document.write(".plainbox1_menu {z-index:999;border-color:#000000;border-style:solid;border-width:"+bd+"px 0px "+bd+"px 0px;background-color:#ffffff;position:absolute;left:0px;top:0px;visibility:hidden;}");

document.write(".plainbox1_plain, a.plainbox1_plain:link, a.plainbox1_plain:visited{text-align:left;background-color:#ffffff;color:#000000;text-decoration:none;border-color:#000000;border-style:solid;border-width:0px "+bd+"px 0px "+bd+"px;padding:2px 0px 2px 0px;cursor:hand;display:block;font-size:9pt;font-family:Arial, Helvetica, sans-serif;font-weight:bold;}");

document.write("a.plainbox1_plain:hover, a.plainbox1_plain:active{background-color:#000000;color:#ffffff;text-decoration:none;border-color:#000000;border-style:solid;border-width:0px "+bd+"px 0px "+bd+"px;padding:2px 0px 2px 0px;cursor:hand;display:block;font-size:9pt;font-family:Arial, Helvetica, sans-serif;font-weight:bold;}");

document.write("\n-->\n");

document.write("</style>");



var fc=0xffffff;

var bc=0x000000;

if(typeof(frames)=="undefined"){var frames=0;}



startMainMenu("plainbox1_left.gif",20,1,2,1,0)

mainMenuItem("plainbox1_b1",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

mainMenuItem("plainbox1_b2",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

mainMenuItem("plainbox1_b3",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

mainMenuItem("plainbox1_b4",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

mainMenuItem("plainbox1_b5",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

mainMenuItem("plainbox1_b6",".gif",20,113,"javascript:;","","",2,2,"plainbox1_plain");

endMainMenu("plainbox1_right.gif",20,1)



startSubmenu("plainbox1_b6","plainbox1_menu",133);

submenuItem("Bypass Oil Filters",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("Fuel Filters",loc+"product_info_fuel_filters.htm","","plainbox1_plain");

submenuItem("Customer Comments",loc+"customer_comments.htm","","plainbox1_plain");

submenuItem("1,000,000 MILES",loc+"1,000,000 MILES.htm","","plainbox1_plain");

submenuItem("Meet Our Customers",loc+"meet_some_of_our_customers.htm","","plainbox1_plain");

endSubmenu("plainbox1_b6");



startSubmenu("plainbox1_b5","plainbox1_menu",130);

submenuItem("Bypass Oil Filters",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("Fuel Filters",loc+"product_info_fuel_filters.htm","","plainbox1_plain");

submenuItem("Hydraulic Filters.htm",loc+"hydraulic_filters.htm","","plainbox1_plain");

submenuItem("Meet Our Customers",loc+"meet_some_of_our_customers.htm","","plainbox1_plain");

endSubmenu("plainbox1_b5");



startSubmenu("plainbox1_b4","plainbox1_menu",140);

submenuItem("Testimonials",loc+"truck_show_testimonial.htm","","plainbox1_plain");

submenuItem("GCF vs. Small Competitor Filters",loc+"gfc_vs_small_bypass.html","","plainbox1_plain");

submenuItem("Bypass Oil Filters",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("GCF Showtrucks",loc+"showtrucks.htm","","plainbox1_plain");

submenuItem("Inside GCF Engines",loc+"jeff_ryan.htm","","plainbox1_plain");

submenuItem("Fuel Filters",loc+"product_info_fuel_filters.htm","","plainbox1_plain");

submenuItem("1,000,000 MILES",loc+"1,000,000 MILES.htm","","plainbox1_plain");

submenuItem("Customers Comments",loc+"customer_comments.htm","","plainbox1_plain");

submenuItem("Meet Our Customers",loc+"meet_some_of_our_customers.htm","","plainbox1_plain");

endSubmenu("plainbox1_b4");



startSubmenu("plainbox1_b3","plainbox1_menu",133);

submenuItem("Fuel Polishing",loc+"fuel_polishing.htm","","plainbox1_plain");

submenuItem("Bypass Oil Filters ",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("Fuel Filters",loc+"product_info_fuel_filters.htm","","plainbox1_plain");

submenuItem("Customer Comments",loc+"customer_comments.htm","","plainbox1_plain");

submenuItem("Meet Our Customers",loc+"meet_some_of_our_customers.htm","","plainbox1_plain");

endSubmenu("plainbox1_b3");



startSubmenu("plainbox1_b2","plainbox1_menu",140);

submenuItem("Fuel Cleaning Systems",loc+"fuel_cleaning_systems.htm","","plainbox1_plain");

submenuItem("Bypass Oil Filters",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("Satisfied Users ",loc+"Satisfied Users.htm","","plainbox1_plain");

endSubmenu("plainbox1_b2");



startSubmenu("plainbox1_b1","plainbox1_menu",134);

submenuItem("Bypass Oil Filters",loc+"product_info_oil_filters.htm","","plainbox1_plain");

submenuItem("Fuel Filters",loc+"product_info_fuel_filters.htm","","plainbox1_plain");

submenuItem("Power Stroke Review",loc+"Power Stroke Registry Review.htm","","plainbox1_plain");

submenuItem("Customer Comments",loc+"customer_comments.htm","","plainbox1_plain");

submenuItem("Meet Our Customers",loc+"meet_some_of_our_customers.htm","","plainbox1_plain");

endSubmenu("plainbox1_b1");



loc="";


