/* Cruise Guide Page
************************************/
	var objsrc;

	function guideImgOver(obj) {
		objsrc = obj.src;
		objsrc = objsrc.substring(0,(objsrc.length-4));
		obj.src = objsrc + '_on.jpg';
	}
	function guideImgOut(obj) {
		objsrc = obj.src;
		objsrc = objsrc.substring(0,(objsrc.length-7));
		obj.src = objsrc + '.jpg';
	}

/* Legend of the Seas Page
************************************/
function roomPopUp( filename ) {
	var params = "toolbar=no,location=no,status=no,scrollbars=yes,width=400, height=400";
	var url = "http://cruise.toptour.jp/images/legend/" + filename + '.jpg';
	window.open(url,"",params);
}


/* Switch processing of font size
************************************/
function fontSizeChange(num) {
	
	var bodyStyle = document.body.style;

	// Button on when selecting it
	document.getElementById("fsize" + num).className = "fsize" + num + "_on";

	// Switch of font size
	switch(num) {
		case "1": bodyStyle.fontSize = "8pt"; break;
		case "2": bodyStyle.fontSize = "10pt"; break;
		case "3": bodyStyle.fontSize = "11pt"; break;
	}

	// Button off when unselecting it
	for(var n=1; n<=3; n++) {
		if(n!=num) { document.getElementById("fsize" + n).className = "fsize" + num; }
	}
	return;
}

/* Window onload */
window.onload = function() {
	// Default font size
	document.body.style.fontSize = "0.9em";
	// "Default size" was selected. 
	document.getElementById("fsize2").className = "fsize2_on";
}