js应用

/*
 * 打开新窗口
 * f:链接地址
 * n:窗口的名称
 * w:窗口的宽度
 * h:窗口的高度
 * s:窗口是否有滚动条，1：有滚动条；0：没有滚动条
 */
function openWin(f,n,w,h,s){
	sb = s == "1" ? "1" : "0";
	l = (screen.width - w)/2;
	t = (screen.height - h)/2;
	sFeatures = "left="+ l +",top="+ t +",height="+ h +",width="+ w
			+ ",center=1,scrollbars=" + sb + ",status=0,directories=0,channelmode=0";
	openwin = window.open(f , n , sFeatures );
	if (!openwin.opener)
		openwin.opener = self;
	openwin.focus();
	return openwin;
}

/*
 * 打开删除窗口
 */
function openDeleteDialog(url,confirmString){
	var c = confirmString;
	if(c == null || c == ''){
		c = "你确认要删除记录吗？";
	}
	if(confirm(c)){
		return window.showModalDialog(url,"window123","dialogHeight:234px;dialogWidth:271px;resizable:no;help:yes;status:no;scroll:no");
	}
	return false;
}

/*
 * 删除记录
 */
function del(url,info){
	if(openDeleteDialog(url,info)){
		window.location.reload(true);
	}
}

/*
 * 校验checkbox
 */
function checkAll( chkName, checkboxName, pageSize ) {
    var src = event.srcElement;
	var chkN=eval("document.all."+chkName);

    if (src.checked) {
		chkN[0].checked = true;
		chkN[1].checked = true;
		for(var i=0; i<pageSize; i++) {
			var chk = eval("document.all." + checkboxName + i);
			if (chk) {
				chk.checked=true;
			}
    	}
    } else {
		chkN[0].checked = false;
		chkN[1].checked = false;
    	for(var i=0; i<pageSize; i++) {
			var chk = eval("document.all." + checkboxName + i);
			if(chk) {
				chk.checked=false;
			}
    	}
    }
}

/*
 * 
 */
function makePages(maxPage, selectedPage, selectName) {
	var sel=eval("document.all."+selectName);
	sel.length=0;
	for(var i=1; i<=maxPage; i++) {
		sel.options[i]=new Option(i,i);
		if(sel.options[i]==selectedPage) {
			sel.options[i].selected=true;
		}
	}
}

/*
 * 替换字符串
 */
function replaceStr( str ) {
    var re="/( )/gi";
    str = str.replace(re,"");
    re="/\</gi";
    str = str.replace(re,"&lt;");

    return str;
}

/*
 * 去掉左边空格
 */
function LTrim(str) {
    var whitespace = new String(" \t\n\r");
    var s = new String(str);
    if (whitespace.indexOf(s.charAt(0)) != -1) {
        var j=0, i = s.length;
        while (j < i && whitespace.indexOf(s.charAt(j)) != -1) {
           j++;
        }
        s = s.substring(j, i);
    }
    return s;
}

/*
 * 去掉右边空格
 */
function RTrim(str) {
    var whitespace = new String(" \t\n\r");
    var s = new String(str);
    if (whitespace.indexOf(s.charAt(s.length-1)) != -1) {
        var i = s.length - 1;
        while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1) {
            i--;
        }
        s = s.substring(0, i+1);
    }
    return s;
}

/*
 * 去掉两边空格
 */
function Trim(str) {
    return RTrim(LTrim(str));
}

/*
 *
 */
function exeOperation( exePath ){
    var obj = new ActiveXObject("Microsoft.XMLHTTP");
    obj.open("post",exePath,false);
    obj.send();
    var res = obj.responseText;
    var rs = Trim(res);
    if (rs.indexOf('true',0) != -1) {
    	return true;
    } else {
        return false;
    }
}

/*
 *
 */
function exeValidate( exePath ){
    var obj = new ActiveXObject("Microsoft.XMLHTTP");
    obj.open("post",exePath,false);
    obj.send();
    var res = obj.responseText;
    var rs = Trim(res);
    if (rs.indexOf('validate_login_user',0) != -1) {
    	return true;
    } else {
        return false;
    }
}

/*
 * 显示
 */
function validate_date( exePath ) {
	 var obj = new ActiveXObject("Microsoft.XMLHTTP");
     obj.open("post",exePath,false);
     obj.send();
     var res = obj.responseText;
     var rs = Trim(res);
	 var begin_str = "<!--begin-->";
	 var beginIndex = rs.indexOf(begin_str) + begin_str.length;
	 var endIndex   = rs.indexOf("<!--end-->");
	 rs = ((beginIndex >= 0) && (endIndex >= 0)) ? rs.substring(beginIndex,endIndex) : "";
	 return Trim(rs);
}

/*
 * 校验是否数字
 */
function checkNumber(name, TempS) {
	for(Count=0;Count<TempS.length;Count++) {
		TempChar=TempS.substring(Count,Count+1);
		RefString="0123456789";
		if (RefString.indexOf(TempChar,0)==-1) {
			alert("请输入数字");
			eval("document.all." + name).focus();
			return false;
		}
	}
}

/*
 * 是否有非法字符
 */
function chksafe(a){
	fibdn = new Array ("'" ,"\\");
	i=fibdn.length;
	j=a.length;
	for (ii=0; ii<i; ii++) {
		for (jj=0; jj<j; jj++) {
			temp1=a.charAt(jj);
			temp2=fibdn[ii];
			if (temp1==temp2){
				return false;
			}
		}
	}
	return true;
}

/*
 *
 */
function fucCheckNUM(NUM){
	var i,j,strTemp;
	strTemp="0123456789";
	if ( NUM.length== 0)  
		return false;
	for (i=0;i<NUM.length;i++) {
		j=strTemp.indexOf(NUM.charAt(i));
		if (j==-1){
			return false;
		}
	}
	return true;
}

/*
 *
 */
function fucCheckLength(strTemp) {
	var i,sum;
	sum=0;
	for(i=0;i<strTemp.length;i++) {
		if ((strTemp.charCodeAt(i)>=0) && (strTemp.charCodeAt(i)<=255)) {
			sum=sum+1;
		} else {
			sum=sum+2;
		}
	}
	return sum;
}

/*
 *
 */
function chkElements( name, errMsg, max_length, lengthMsg ) {
    var el_name = eval("document.all." + name);
	var v = el_name.value;
	if (!chksafe(v)) {
		el_name.focus();
		alert(errMsg);
		return false;
	} else if (fucCheckLength(v) > max_length) {
		el_name.focus();
		alert(lengthMsg);
		return false;
	}
	return true;
}

/*
 * 校验空字符串
 */
function checkNullStr(name, msg) {
	var el_name = eval("document.all."+name);
	if (Trim(el_name.value).length==0) {
		alert(msg);
		el_name.focus();
		return false;
	}
	return	true;
}

/*
 * 显示日期控件
 */
function GetDate(nText,para){
	var v_url = para=="1"?"./common/data.html":"../../common/data.html";
  	var reVal = window.showModalDialog(v_url, 'data',"status:no;center:yes;scroll:no;resizable:no;dialogWidth:255px;dialogHeight:260px");
  	if (reVal != null) {
		var n = eval("document.all." + nText);
		n.value=reVal;
  	}
}

/*
 * 按比例缩小图片
 */
function DrawImage(ImgD,iwidth,iheight){
	var flag=false;
	var image=new Image();
	image.src=ImgD.src;
	if(image.width>0 && image.height>0){
		flag=true;
		if(image.width/image.height>= iwidth/iheight){
			if(image.width>iwidth){ 
				ImgD.width=iwidth;
				ImgD.height=(image.height*iwidth)/image.width;
			}else{
				ImgD.width=image.width; 
				ImgD.height=image.height;
			}
//			ImgD.alt=image.width+"×"+image.height;
		}else{
			if(image.height>iheight){ 
				ImgD.height=iheight;
				ImgD.width=(image.width*iheight)/image.height; 
			}else{
				ImgD.width=image.width; 
				ImgD.height=image.height;
			}
//			ImgD.alt=image.width+"×"+image.height;
		}
	}
	ImgD.style.visibility = "visible";
} 

/*
 * 回车键转为Tab键
 */
function enterTab(){
	if(event.keyCode==13){
		oElement = document.activeElement;
		if(oElement.tagName != "TEXTAREA" && oElement.type != "button")
			event.keyCode=9;
		return ;
   	}
}

/*
 *
 */
function objectEval(text) {
    text = text.replace(/\n/g, " ");
    text = text.replace(/\r/g, " ");
    if (text.match(/^\s*\{.*\}\s*$/)) {
        text = "[" + text + "]";
    }
    return eval(text)[0];
}

/*
 * 打开领导查询页面
 * action	- 查询的Action
 * method	- 调用的方法
 * title	- 标题message
 * name		- 员工选择域的name
 */
function openLeaderQuery(action,method,title,name){
	openWin("../../common/selectStaff.jsp?action="+action+"&method="+method+"&title="+title+"&name="+name,"public_leader_find_page","400","150");
}

/*
 * 第一行变色
 */
function chgColor(){
	var v_table = document.all["PowerTable"];
	var v_row = v_table.rows[1];
	var len = v_row.cells.length;
	for(var i=0;i<len;i++){
		var v_cell = v_row.cells[i];
		v_cell.style.backgroundColor = "yellow";
	}
}

/*
 * 第一行变色
 */
function chgColor2(){
	var v_table = document.all["PowerTable"];
	var rows_count=v_table.rows.length;
	var v_row,v_cell,temp_len,len;
	var rowspan=0;
	
	//get rowspan
	if (v_table.rows.length > 1) {
		len = v_table.rows[1].cells.length;
		for (var r=2; r < rows_count; r++) {
			v_row = v_table.rows[r];
			temp_len = v_row.cells.length;
			if (temp_len==len) {
				rowspan=r-1;
				break;
			}
		}
		
		rowspan=(rowspan>0) ? (rowspan+1) : rows_count;		
		for(var r=1; r < rowspan; r++) {
			v_row=v_table.rows[r];
			for (var t=0; t < v_row.cells.length; t++) {
				v_cell = v_row.cells[t];
				v_cell.style.backgroundColor = "yellow";
			}
		}			
	}	
}

/*
 * 添加页面载入后触发的事件
 */
function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof(window.onload) != "function") {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}
//adsName:名称,adsUrl:地址,sTime:时间(小时) add by wujie 2005.12.12
function PopAds(adsName,adsUrl,sTime,number,w,h,s)
{
	if(document.cookie.indexOf(adsName)==-1)
	{
		window.open(adsUrl,adsName);
		self.focus();
	            var expireDate = new Date();
	            var lefttime = 1000 * (3600 * sTime);
	            expireDate.setTime (expireDate.getTime() + lefttime);
	            document.cookie = adsName +"=yes" + "; expires=" + expireDate.toGMTString() +  ";";
	}
openWin(adsUrl,number,w,h,s);
}
document.onkeydown=enterTab;

评论

1 楼 zhangzldipan 2008-07-16  

这文章说什么的啊？能不能给个效果图啊？晕哎