$(document).ready(function(){
	function setMaxLength(element_id, length){
        $(element_id).attr("maxlength", length);
        note = element_id + '_note';
        $(note).html('(up to ' + length + ' characters)');
    }
$("#1_design").bind("change", function(e){
	$('#3_text1').val(''); //set value to none when onchange
	$('#4_text2').val(''); //set value to none when onchange
	$('#5_text3').val(''); //set value to none when onchange
	var design=$('#1_design').val();
	if (design=="BO-1009"){
		$('#5_text3div').show();
		setMaxLength('#3_text1', 30);
		setMaxLength('#4_text2', 30);
		setMaxLength('#5_text3', 30);
	}else{
		$('#5_text3div').hide();
		setMaxLength('#3_text1', 20);
		setMaxLength('#4_text2', 15);
		setMaxLength('#5_text3', 30);
	}
	});
});