function increase() {
var incValue = parseFloat(txtzoom.style.zoom) + 0.1;

if (txtzoom.style.zoom == 2) {
}else{
txtzoom.style.zoom=incValue;
}

}

function decrease() {
var decValue = parseFloat(txtzoom.style.zoom) - 0.1

if (txtzoom.style.zoom == 1) {
}else{
txtzoom.style.zoom=decValue
}
}

function fbs_click() {
u=location.href;t=document.title;
window.open('http://www.facebook.com/sharer.php?u='+encodeURIComponent(u)+'&t='+encodeURIComponent(t),'sharer','toolbar=0,status=0,width=626,height=436');
return false;
}