var imageext = new Array('jpg', 'jpeg', 'gif', 'png');
var flashext = new Array('swf');

function strLen(str) {
	var charset = is_ie ? document.charset : document.characterSet;
	var len = 0;
	for(var i = 0; i < str.length; i++) {
		len += str.charCodeAt(i) < 0 || str.charCodeAt(i) > 255 ? (charset.toLowerCase() == "utf-8" ? 3 : 2) : 1;
	}
	return len;
}

function fileext(filename) {
	if(filename == null || filename == '') {
		return '';
	}
	var ext = null;
	var num = filename.lastIndexOf(".");
	if(num != -1) {
		ext = filename.substring(num + 1);
	} else {
		ext = '';
	}
	return ext;
}

function isfileext(filename, extarr) {
	var ext = fileext(filename).toLowerCase();
	for(var i = 0; i < extarr.length; i++) {
		if(extarr[i] == ext){
			return true;
		}
	}
	return false;
}

function fill(setid, parentid, arr, value) {
	setid = document.getElementById(setid);
	if(setid != null) {
		setid.options[0]=new Option('请选择','');
		opt = 0;
		if(parentid == '') {
			for(i=0;i<arr.length;i++) {
				setid.options[i+1]=new Option(arr[i][1],arr[i][0]);
				if(arr[i][1] == value) {
					opt = i+1;
				}
			}
			setid.options[opt].selected=true;
			setid.length=i+1;
		} else {
			parentcode = document.getElementById(parentid).value;
			count=1;
			if(parentcode != '') {
				for(i=0;i<arr.length;i++) {
					if(arr[i][0].toString().substring(0,parentcode.length)==parentcode.substring(0, parentcode.length)) {
						setid.options[count]=new Option(arr[i][1],arr[i][0]);
						if(value != null && arr[i][1] == value) {
							opt = count;
						}
						count=count+1;
					}
				}
			}
			setid.options[opt].selected=true;
			setid.length=count;
		}
	}
}

function validate(theform) {
	if(fieldinfo.length > 0) {
		for(i = 0; i < fieldinfo.length; i++) {
			obj = null;
			if(fieldinfo[i][2] == 'checkbox' && fieldinfo[i][4] == '1') {
				ischoose = false;
				var nodes = document.getElementsByTagName('input');
				if(nodes) {
					for(j = 0; j < nodes.length; j++) {
						var node = nodes[j];
						if (node.name == fieldinfo[i][0]+'[]') {
							if(obj == null) obj = node;
							if(node.checked == true) {
								ischoose = true;
								break;
							}

						}
					}
					if(!ischoose) {
						alert('请您选择一个'+fieldinfo[i][1]);
						obj.focus();
						return false;
					}
				}
			} else {
				ischoose = true;
				obj = document.getElementById(fieldinfo[i][0]);
				if(fieldinfo[i][4] == '1' && obj && strLen(obj.value) < 1) {
					ischoose = false;
					if(fieldinfo[i][2] == 'text' || fieldinfo[i][2] == 'textarea') {
						alert('请您输入'+fieldinfo[i][1]);
					} else if(fieldinfo[i][2] == 'img' || fieldinfo[i][2] == 'flash' || fieldinfo[i][2] == 'file' || fieldinfo[i][2] == 'timestamp') {
						objvalue = document.getElementById(fieldinfo[i][0]+'_value');
						if(obj && strLen(objvalue.value) < 1) {
							alert('您未设置'+fieldinfo[i][1]+',请检查确认');
						} else {
							ischoose = true;
						}
					} else {
						alert("请您选择一个"+fieldinfo[i][1]);
					}
				}
				if(obj && obj.value != '') {
					if(fieldinfo[i][2] == 'text' || (fieldinfo[i][2] == 'textarea' && fieldinfo[i][3] != 0)) {
						if(fieldinfo[i][5] != 'TEXT' && fieldinfo[i][5] != 'MEDIUMTEXT' && fieldinfo[i][5] != 'LONGTEXT' && fieldinfo[i][5] != 'FLOAT' && fieldinfo[i][5] != 'DOUBLE') {
							if (strLen(obj.value) > fieldinfo[i][3]) {
								ischoose = false;
								alert('您输入的'+fieldinfo[i][1]+'长度不符合要求,目前长度为'+strLen(obj.value)+'字符,请保证在'+fieldinfo[i][3]+'字符以内');
							}
						}
					} else if(fieldinfo[i][2] == 'img' || fieldinfo[i][2] == 'flash') {
						if (!isfileext(obj.value, (fieldinfo[i][2] == 'img' ? imageext : flashext))) {
							ischoose = false;
							alert('您输入的'+fieldinfo[i][1]+'格式不正确,请检查确认');
						}
					}
				}
				if(!ischoose) {
					obj.focus();
					return false;
				}
			}
		}
	}

	return true;
}

var fieldinfo = new Array(
new Array('subject', '小区名称', 'text', '80', '1', 'CHAR'),
new Array('catid', '信息分类', 'select', '6', '1', 'SMALLINT'),
new Array('subjectimage', '房屋图片(没有请不要填写)', 'img', '80', '0', 'CHAR'),
new Array('diduan', '所在区域', 'select', '50', '1', 'VARCHAR'),
new Array('city', '是否中介', 'radio', '50', '1', 'CHAR'),
new Array('education', '物业地址', 'text', '240', '0', 'CHAR'),
new Array('huxing', '房屋户型', 'select', '50', '1', 'CHAR'),
new Array('corpsize', '房屋类型', 'radio', '20', '1', 'CHAR'),
new Array('seniority', '建筑面积', 'text', '100', '1', 'CHAR'),
new Array('niandai', '建筑年代', 'text', '100', '0', 'VARCHAR'),
new Array('jobtype', '装修情况', 'radio', '80', '1', 'CHAR'),
new Array('jobparticular', '有无家具', 'radio', '100', '1', 'VARCHAR'),
new Array('salary', '交易价格', 'text', '100', '1', 'CHAR'),
new Array('gongjiao', '附近公交', 'text', '100', '0', 'VARCHAR'),
new Array('introduce', '配套设施', 'checkbox', '252', '0', 'CHAR'),
new Array('corpinfo', '信息有效期', 'radio', '0', '1', 'TEXT'),
new Array('rener', '联 系 人', 'text', '100', '1', 'CHAR'),
new Array('corporation', '联系电话', 'text', '100', '1', 'CHAR'),
new Array('email', 'Email', 'text', '50', '0', 'VARCHAR'),
new Array('qq', 'QQ', 'text', '20', '0', 'VARCHAR'),
new Array('dizhi', '联系地址', 'text', '50', '1', 'VARCHAR')
);