/**
 * recreates captcha image
 * update_captcha.php called from snippet [[updateCaptcha]] 
 * as well for first rendering
 */
function reloadvericode() {

	// update captcha image
	$('#linkvericode').load('/assets/site/share/php/update_captcha.php?action=update');
	
} // reloadvericode



function getWindowHeight() {
	var windowHeight = 0;
	if (typeof(window.innerHeight) == 'number') {
		windowHeight = window.innerHeight;
	}
	else {
		if (document.documentElement && document.documentElement.clientHeight) {
			windowHeight = document.documentElement.clientHeight;
		}
		else {
			if (document.body && document.body.clientHeight) {
				windowHeight = document.body.clientHeight;
			}
		}
	}
	return windowHeight;
}


function setWrapper() {
	if (document.getElementById) {
		var windowHeight = getWindowHeight();
		if (windowHeight > 0) {
			var wrapperElement = document.getElementById('wrapper');
			var wrapperHeight = wrapperElement.offsetHeight;
			var footerElement = document.getElementById('footer');
			var footerHeight = footerElement.offsetHeight;
			var headerElement = document.getElementById('header');
			var headerHeight = headerElement.offsetHeight;
			var canvasElement = document.getElementById('content');
			var canvasHeight = canvasElement.offsetHeight;
			var bgcolsElement = document.getElementById('wcontent');
			var bgcolsHeight = bgcolsElement.offsetHeight;
			var offsetY = 0;
			var height = (windowHeight - footerHeight - offsetY);
			if ((windowHeight >= canvasHeight + footerHeight + headerHeight)) {
				//wrapperElement.style.height = height + 'px';
				bgcolsElement.style.height = (height) + 'px';
			}
			
		}
		setTimeout('setWrapper()', 100);
	}
}

window.onresize = function() {
	//setWrapper();
}