function showInfo(HTML_Block) {

	if (document.getElementById) {
		
		if (document.getElementById(HTML_Block).className=='showInfo') {
				document.getElementById(HTML_Block).className='hideInfo'
			}
			
		else
				
		if (document.getElementById(HTML_Block).className=='hideInfo') {
				document.getElementById(HTML_Block).className='showInfo'
			}
	}
}