function activateProductInfo(id) {
	var elemName = 'productbox'+id+'_content';
	var tabName = 'productbox'+id+'_title';
	
	var aTab = document.getElementById(tabName);
	var aContent = document.getElementById(elemName);
	
	if(aTab && aContent) {
		for(var i = 1; i <= 4; i++) {
			elemName = 'productbox'+i+'_content'; tabName = 'productbox'+i+'_title';
			var tab = document.getElementById(tabName);
			var content = document.getElementById(elemName);

			if(tab) { tab.style.backgroundColor='#FAFAFA'; tab.style.borderBottomColor='#fff'; }
			if(content) content.style.display='none';
		}
		aTab.style.backgroundColor='#F0F0F0'; aTab.style.borderBottomColor='#F0F0F0';
		aContent.style.display='block';
	}
}

function activateLayer(id, classname) {
	var dds = document.getElementsByTagName('div');
	if(dds) {
		for(var i = 0; i < dds.length; i++) {
			if(dds[i].className==classname)
				dds[i].style.display='none';
		}
		
		var elem=document.getElementById(id);
		if(elem) elem.style.display='block';
	}
}

function onRegionChange(id) { 
	for(var i = 1; i <= 17; i++) {
		var doc = document.getElementById('region'+i);
		if(doc) doc.style.display = 'none';
	}
	
	var doc = document.getElementById('region'+id);
	if(doc) doc.style.display = 'block';
}

function nowyRegion(id) {
	var box = document.getElementById('selregions');
	if(box) box.selectedIndex = id;
	onRegionChange(box.options[box.selectedIndex].value);
}