// JScript File

function randoho() {
	
	var randomnumber=Math.floor(Math.random()*4)
	
	switch (randomnumber)
	
	{
	
	case 0:
		if(document.getElementById('one')) document.getElementById('one').style.display='block';
		break
	
	case 1:
		if(document.getElementById('two')) document.getElementById('two').style.display='block';
		break
	
	case 2:
		if(document.getElementById('three')) document.getElementById('three').style.display='block';
		break
	
	case 3:
		if(document.getElementById('four')) document.getElementById('four').style.display='block';
		break
}

}