function chcolor(num,onoff){
	if(onoff=='1') {
					document.getElementById('fenti'+num).style.backgroundColor='#F8D2DF';
					document.getElementById('lenti'+num).style.backgroundColor='#F8D2DF';
					}
	else {
		  document.getElementById('fenti'+num).style.backgroundColor='#FFFFFF';
		  document.getElementById('lenti'+num).style.backgroundColor='#FFFFFF';
	     }
}