function bannerExpand() {

	document.getElementById("extensible-banner").style.clip="rect(0px,300px,400px,0px)";

}

function bannerExpand2() {

	document.getElementById("extensible-banner2").style.clip="rect(0px,400px,300px,0px)";

}

function bannerExpand3() {

	document.getElementById("extensible-banner3").style.clip="rect(0px,500px,375px,0px)";

}

function bannerExpand4() {

	document.getElementById("extensible-banner4").style.clip="rect(0px,300px,400px,0px)";

}

function bannerExpand5() {

	document.getElementById("extensible-banner5").style.clip="rect(0px,900px,400px,0px)";

}

function bannerExpand6() {

	document.getElementById("extensible-banner6").style.clip="rect(0px,500px,375px,0px)";

}

function bannerExpand7() {

	document.getElementById("extensible-banner7").style.clip="rect(0px,500px,375px,0px)";

}

function bannerCollapse() {

	document.getElementById("extensible-banner").style.clip="rect(0px,190px,120px,0px)";

}

function bannerCollapse2() {

	document.getElementById("extensible-banner2").style.clip="rect(0px,190px,120px,0px)";

}

function bannerCollapse3() {

	document.getElementById("extensible-banner3").style.clip="rect(0px,190px,120px,0px)";

}

function bannerCollapse4() {

	document.getElementById("extensible-banner4").style.clip="rect(0px,145px,120px,0px)";

}

function bannerCollapse5() {

	document.getElementById("extensible-banner5").style.clip="rect(0px,70px,20px,0px)";

}

function bannerCollapse6() {

	document.getElementById("extensible-banner6").style.clip="rect(0px,150px,120px,0px)";

}

function bannerCollapse7() {

	document.getElementById("extensible-banner7").style.clip="rect(0px,190px,143px,0px)";

}