function change(id,newClass){identity=document.getElementById(id);identity.className=newClass}function chgAllMainNav(){change('MainNav1','MainNavOff');change('MainNav2','MainNavOff');change('MainNav3','MainNavOff');change('MainNav4','MainNavOff');change('MainNav5','MainNavOff');change('MainNav6','MainNavOff');change('MainNav8','MainNavOff')}function NavButton1(){chgAllMainNav();change('MainNav1','MainNavOn')}function NavButton2(){chgAllMainNav();change('MainNav2','MainNavOn')}function NavButton3(){chgAllMainNav();change('MainNav3','MainNavOn')}function NavButton4(){chgAllMainNav();change('MainNav4','MainNavOn')}function NavButton5(){chgAllMainNav();change('MainNav5','MainNavOn')}function NavButton6(){chgAllMainNav();change('MainNav6','MainNavOn')}function NavButton8(){chgAllMainNav();change('MainNav8','MainNavOn')}function chgAllSubNav(){change('SubNav1','SubNavOff');change('SubNav2','SubNavOff');change('SubNav3','SubNavOff')}function SubNavButton1(){chgAllSubNav();change('SubNav1','SubNavOn')}function SubNavButton2(){chgAllSubNav();change('SubNav2','SubNavOn')}function SubNavButton3(){chgAllSubNav();change('SubNav3','SubNavOn')}dd=document;NS=(dd.layers)?1:0;IE=(dd.all)?1:0;DOM=(dd.getElementById)?1:0;function showLayer(L){if(NS)dd.layers[L].display='show';else if(IE)obg=dd.all[L];else obg=dd.getElementById(L);if(!NS)obg.style.display='block'}function hideLayer(L){if(NS)dd.layers[L].display='hide';else if(IE)obg=dd.all[L];else obg=dd.getElementById(L);if(!NS)obg.style.display='none'}function ctrlDisplayAllSections(){hideLayer('Bubbles');hideLayer('LargePrint');hideLayer('WhyCrySubNav');hideLayer('WatchLearn');hideLayer('WhyCalm');hideLayer('WhyColic');hideLayer('InfantGas');hideLayer('TakeQuiz');hideLayer('PreNatalTakeQuiz')}function div_AllAboutMylicon(){ctrlDisplayAllSections();showLayer('Bubbles');showLayer('LargePrint')}function div_AllAboutGas(){ctrlDisplayAllSections();showLayer('CryingBasics')}function div_BabyGas(){ctrlDisplayAllSections();showLayer('InfantGas');showLayer('TakeQuiz')}function div_WhyBabiesCry(){ctrlDisplayAllSections();showLayer('TakeQuiz')}function div_CalmingYourBaby(){ctrlDisplayAllSections();showLayer('WhyCrySubNav');showLayer('WhyCalm');showLayer('TakeQuiz')}function div_SleepInfo(){ctrlDisplayAllSections();showLayer('WhyCrySubNav')}function div_Colic(){ctrlDisplayAllSections();showLayer('WhyCrySubNav');showLayer('WhyColic')}function div_Checklist(){ctrlDisplayAllSections();showLayer('PreNatalTakeQuiz')}function div_FAQs(){ctrlDisplayAllSections()}function div_Buy(){ctrlDisplayAllSections()}function div_Dispose(){ctrlDisplayAllSections()}function chgHeroDiv(){/*On load this script randomly display image block*/var i = document.getElementById("mainDiv").getElementsByTagName("div");for(j=0; j<i.length; j++){i[j].style.display = "none";}k = Math.floor(Math.random()*4);document.getElementById(k).style.display = "block";}