if (topset==1) {
		document.getElementById("logo").className=("active");
		}
	if (topset==2) {
		document.getElementById("about").className=("active");
		}
	if (topset==3) {
		document.getElementById("process").className=("active");
		}
	if (topset==4) {
		document.getElementById("mps").className=("active");
		}
	if (topset==5) {
		document.getElementById("safetyway").className=("active");
		}
	if (topset==6) {
		document.getElementById("challenge").className=("active");
		}
	if (topset==7) {
		document.getElementById("contact").className=("active");
		}
	else {
		topset=0;
		}
		
	if (lowset==1) {
		document.getElementById("testimonials1").className=("active");
		document.getElementById("testimonials2").className=("active");
		document.getElementById("testimonials3").className=("active");
		}
	if (lowset==2) {
		document.getElementById("events1").className=("active");
		document.getElementById("events2").className=("active");
		document.getElementById("events3").className=("active");
		}
	if (lowset==3) {
		document.getElementById("resources1").className=("active");
		document.getElementById("resources2").className=("active");
		document.getElementById("resources3").className=("active");
		}
	if (lowset==4) {
		document.getElementById("articles1").className=("active");
		document.getElementById("articles2").className=("active");
		document.getElementById("articles3").className=("active");
		}
	if (lowset==5) {
		document.getElementById("training1").className=("active");
		document.getElementById("training2").className=("active");
		document.getElementById("training3").className=("active");
		}
	else {
		lowset=0;
		}