function adjust_image(parameter, picture_id, content_id){
	
	if(parameter == "height"){
		contentHeight = (document.getElementById('body').offsetHeight);
		alert (contentHeight);
		document.getElementById(picture_id).style.height = contentHeight + contentOffset;
		document.getElementById(picture_id).style.height = contentHeight + contentOffset;
		
	} else if (parameter == "width"){
		contentWidth = (document.getElementById(content_id).offsetWidth);
		document.getElementById(picture_id).style.width = contentWidth + contentOffset;
		document.getElementById(picture_id).style.width = contentWidth + contentOffset;
	}
}