function getPage(id,pageNum){
	BookAdditionalDetail.getPage(id,pageNum,setContent);
}

function setContent(msg) {
	DWRUtil.setValue("section", msg, { escapeHtml:false });
}
function clearScreen(){
	//DWRUtil.setValue("section",null);
	setContent(null);
}
function imageSwap(imgName){
	clearScreen();
	document['preview'].src = 'images/book_tag01.gif';
	document['relatedBook'].src = 'images/book_tag02.gif';
	document['emailfriend'].src = 'images/book_tag03.gif';
	document['relateInfo'].src = 'images/book_tag04.gif';
	document['comment'].src = 'images/book_tag05.gif';
	
	if (imgName == 'preview' ){
		document['preview'].src = 'images/book_tag01_o.gif';
	}
	if (imgName == 'relatedBook' ){
		document['relatedBook'].src = 'images/book_tag02_o.gif';
	}
	if (imgName == 'emailfriend' ){
		document['emailfriend'].src = 'images/book_tag03_o.gif';
	}
	if (imgName == 'relateInfo' ){
		document['relateInfo'].src = 'images/book_tag04_o.gif';
	}
	if (imgName == 'comment' ){
		document['comment'].src = 'images/book_tag05_o.gif';
	}
}