function set_zoom(zoom,olink,np) {
	var ozd=document.getElementById('magazine').getElementsByTagName('img')[0];
	ozd.className='zoom'+zoom;
	var ozl=document.getElementById('zoomer').getElementsByTagName('ul')[1];
	var links=ozl.getElementsByTagName('a');
	for (var i=0;i<links.length;i++) {
		if (links[i]==olink) {
			links[i].className='current_zoom';
		} else {
			links[i].className='';
		}
	}
	if (zoom>100) {
		ozd.onclick=null;
		start_drag();
	} else {
		ozd.style.left='0px';
		ozd.style.top='0px';
		if (np) ozd.onclick=function () {
			window.document.location.href=np; 
		}
	}

	return false;
}

function make_link (np) {
	var ozd=document.getElementById('magazine').getElementsByTagName('img')[0];
	if (np) ozd.onclick=function () {
		window.document.location.href=np; 
	}
}

function start_drag () {
	var ozdi=document.getElementById('magazine').getElementsByTagName('img')[0];
	var ozd=document.getElementById('magazine');
	ozd.onmousedown=set_start_drag;
	ozd.onmousemove=set_move;
	ozd.onmouseup=set_end_drag;
	ozdi.style.left='0px';
	ozdi.style.top='0px';
	window._sx=0;
	window._sy=0;
	window._ozdi=ozdi;
}


function set_start_drag(e) {
	var o=document.getElementById('magazine').getElementsByTagName('img')[0];
	if (!document.all) {var mouseX=e.pageX-this.offsetLeft; var mouseY=e.pageY-this.offsetTop; }
	if (document.all) {var mouseX=event.x; var mouseY=event.y;}
	window.d_start=true;
	window._x=mouseX;
	window._y=mouseY;
	if(e && e.stopPropagation) e.stopPropagation();
	else e.cancelBubble = true;
	if(e && e.preventDefault) e.preventDefault();
	else e.returnValue = false;
	return false;
}

function set_move(e) {
	if (window.d_start!=true) return;
	var o=window._ozdi;
	if (!document.all) {var mouseX=e.pageX-this.offsetLeft; var mouseY=e.pageY-this.offsetTop; }
	if (document.all) {var mouseX=event.x; var mouseY=event.y; }
	ofx=mouseX-window._x;
	ofy=mouseY-window._y;
	if (window._sx+ofx<0 && window._sx+ofx+o.offsetWidth>404) {
		o.style.left=window._sx+ofx+'px';
	}
	if (window._sy+ofy<0 && window._sy+ofy+o.offsetHeight>575) {
		o.style.top=window._sy+ofy+'px';
	}
}

function set_end_drag(e) {
	window.d_start=false;
	var o=document.getElementById('magazine').getElementsByTagName('img')[0];
	window._sx=o.offsetLeft;
	window._sy=o.offsetTop;
}