var inout=true;

function zoom(city) {
	for (z = 1; z <= 9; z++) {
		var pic = document.getElementById('z'+z);
		if (pic) {
			pic.src=(inout) ? '_images/'+city+'-out'+z+'.jpg' :'_images/'+city+'-in'+z+'.jpg' ;
		}
	}
	var label = document.getElementById('z0');
	if (label) {
		label.textContent = (inout) ? 'Click here for a closer, more detailed view' : 'Click here for a wide-area view' ;
	}
	inout=!inout;
}
function toggleview(id) {
	var div=document.getElementById(id);
	if (div) {
		div.style.display=(div.style.display=='none')? 'block' : 'none';
	}
}
function setrow() {
	var row=document.getElementById('editrow');
	var form=document.getElementById('editform');
	if(row && form) {
		form.action=form.action+'#'+row.value;
	}
}