function p1() {
	for(pp=0;pp<document.all.length;pp++){
		if(document.all[pp].style.visibility!='hidden'){
			document.all[pp].style.visibility='hidden';
			document.all[pp].id='ph'
		}
	}
}

function p2() {
	for (pp=0;pp<document.all.length;pp++) {
		if(document.all[pp].id=='ph')document.all[pp].style.visibility=''
	}
}

window.onbeforeprint=p1;
window.onafterprint=p2;


function right(mousebutton)
{
	
	if (navigator.appName == 'Netscape' && mousebutton.which==3)
	{
		return false;
	}
	else
	
	if (navigator.appName == 'Netscape' && mousebutton.which==2)
	{
		return false;
	}
	else
	
	if (navigator.appName == 'Netscape' && mousebutton.which==1)
	{
		return false;
	}
	else
	
	if (navigator.appName == 'Microsoft Internet Explorer' && event.button == 1)
	{
		return false;
	}
	else
	
	if (navigator.appName == 'Microsoft Internet Explorer' && event.button == 2)
	{
		return false;
	}
	return true;
}
document.onmousedown = right;