// JavaScript Document
function checkint(id) {	
	var digit = document.getElementById(id).value;
	var patrn = /^[0-9]{0,2}$/;
	if(digit == null || digit == "" || !patrn.exec(digit) ) {
		if(digit != '100') {
			alert('透明度は0から100まで');
			document.getElementById(id).value = 100;	
			document.getElementById(id).focus();	
		}		
	}
}
function checkcolor(id,dis) {	
	var color = document.getElementById(id).value;
	var patrn = /^[0-9,A-F,a-f]{6}$/;
	if(color == null || color == "" || !patrn.exec(color) ) {
		alert('色は000000からFFFFFFまで');		
		if(id == 'mojisilyokuinput') {
			color = "ffffff";
		}else {
			color = "000000";
		}				
		document.getElementById(id).value = color;
	}
	
	document.getElementById(dis).style.backgroundColor = '#'+color; 
	document.getElementById(id).focus();			
}
function changecolor(color,dis,id) {
	document.getElementById(id).value = color;
	document.getElementById(dis).style.backgroundColor = '#'+color; 
}