function changeStyle(elementID,toStyle) {
  document.getElementById(elementID).className=toStyle;
}

function getRadioValue(formName,radioName) {
  var radios = eval("document."+formName+"."+radioName);
  for (var i = 0; i < radios.length; i++) {
    if (radios[i].checked) {
      return radios[i].value;
    }
  }
}

function getRadioValueByName(radioName) {
   var radioValues = document.getElementsByName(radioName);
   for (var i = 0; i < radioValues.length; i++) {
    if (radioValues[i].checked) {
      return radioValues[i].value;
    }
  }
}

function getCheckBoxValue(checkBoxName) {
  var checkBox = document.getElementById(checkBoxName);
  if (checkBox.checked) {
    return checkBox.value;
  }
  return "";
}

function getCheckBoxSingleValue(checkBoxId) {
  var checkBoxs = document.getElementsByName(checkBoxId);
  for (var i = 0; i < checkBoxs.length; i++) {
    if (checkBoxs[i].checked) {
      return checkBoxs[i].value;
    }
  }
  return "";
}

function getResponseXMLMsgs(responseXML) {
  return responseXML.getElementsByTagName("messages")[0];
}

function getResponseXMLMsgsCodeid(responseXML) {
  var messages = getResponseXMLMsgs(responseXML);
  var x = messages.childNodes;
  for (i = 0; i < x.length; i++) {
    if (x[i].nodeName == "codeid") {
      return x[i].childNodes[0].nodeValue;
    }
  }
  return "E000";
}

function getResponseXMLMsgsMessage(responseXML) {
  var messages = getResponseXMLMsgs(responseXML);
  var x = messages.childNodes;
  for (i = 0; i < x.length; i++) {
    if (x[i].nodeName == "message") {
      return x[i].childNodes[0].nodeValue;
    }
  }
  return "Error";
}

function getResponseXMLMsgsText(responseXML) {
  var messages = getResponseXMLMsgs(responseXML);
  var x = messages.childNodes;
  for (i = 0; i < x.length; i++) {
    if (x[i].nodeName == "text") {
      return x[i].childNodes[0].nodeValue;
    }
  }
  return "";
}

function hiddenElement(elementName) {
  document.getElementById(elementName).style.display = "none";
}

function displayElement(elementName) {

  document.getElementById(elementName).style.display = "block";
}

function filterString(txt) {
  var re = /\+/;
  return txt.replace(re,"%2B");
}

function getElementValue(elementName) {
  return $(elementName).value;
}

function getElementFilterValue(elementName) {
  return filterString($(elementName).value);
}

function handleEnter(field, event) {
  var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
  if (keyCode == 13) {
    return false;
  }
  return true;
}

function startsWith(txt,tar) {
  if (txt.indexOf(tar) == 0) {
    return true;
  }
  else {
    return false;
  }
}

function endsWith(txt,tar) {
  var num = txt.lastIndexOf(tar);
  if ((num != -1) && (tar == txt.substring(num,txt.length))) {
    return true;
  }
  else {
    return false;
  }
}

function getActionMappingName(action) {
  var value = action;
  var question = action.indexOf("?");
  if (question >= 0) {
    value = value.substring(0, question);
  }

  var slash = value.lastIndexOf("/");
  var period = value.lastIndexOf(".");
  if ((period >= 0) && (period > slash)) {
    value = value.substring(0, period);
  }

  return startsWith(value,"/") ? value : ("/" + value);
}

function getActionMappingURL(action) {
  var value = contextPath;
  var servletMapping = servletMappingStr;
  //alert("leon:"+servletMapping);
  var queryString;
  var question = action.indexOf("?");
  if (question >= 0) {
    queryString = action.substring(question);
  }

  var actionMapping = getActionMappingName(action);
  if (startsWith(servletMapping,"*.")) {
    value += actionMapping;
    value += servletMapping.substring(1);
  }
  else if (endsWith(servletMapping,"/*")) {
    value += servletMapping.substring(0, servletMapping.length - 2);
    value += actionMapping;
  }
  else if (servletMapping == "/") {
    value += actionMapping;
  }
  if (queryString != undefined) {
    value += queryString;
  }
  return value;
}

function getExtName(fileName){
    if(fileName.lastIndexOf(".")<0) return "";
    return fileName.substring(fileName.lastIndexOf(".")+1,fileName.length).toLowerCase();
}

function showExeMsg() {
  var loade = document.getElementById("exeingdiv");
  if (loade == null) {
    var el = document.createElement('DIV');
    el.setAttribute("id","exeingdiv");
    el.className = "exeMsg";
    el.innerHTML = "    正在执行，请稍候...";
    document.body.appendChild(el);
    loade = el;
    
    //leon add---------------------------------
    var bgcolor=" #cc4444";
    var url="http://js.pp.sohu.com/ppp/pp2/style/images/loading.gif";
    loade.style.cssText="color:#fff;border:2px solid #FFF;padding:8px 8px 2px 30px;z-index:1;position:absolute;display:block;"
    loade.style.background="url("+url+")"+bgcolor+" 10px 7px no-repeat";
    //-------------------------------------------
  }

  loade.style.display = "block";
  loade.style.top = document.documentElement.scrollTop + 1 + "px";
}

function hiddenExeMsg() {
  var loade = document.getElementById("exeingdiv");
  if (loade != null) {
    loade.style.display = "none";
  }
}


//leon add for photo subsys begin-----------------------------------------
String.prototype.trim=function (){
	return this.replace(/(^[\s]*)|([\s]*$)/g,"");
	
}
function trim(str)
{
     return str.replace(/(^\s*)|(\s*$)/g,"");
} 
//leon add for photo subsys end-----------------------------------------



function copyToClipboard(txt) {
	if (window.clipboardData) {
		window.clipboardData.clearData();
		window.clipboardData.setData("Text", txt);
	} else {
		var flashcopier = "flashcopier";
		if (!document.getElementById(flashcopier)) {
			var divholder = document.createElement("div");
			divholder.id = flashcopier;
			document.body.appendChild(divholder);
		}
		document.getElementById(flashcopier).innerHTML = "";
		var divinfo = "<embed src=\"\flash\clipboard.swf\" FlashVars=\"clipboard=" + txt + "\" width=\"0\" height=\"0\" type=\"application/x-shockwave-flash\"></embed>";
		document.getElementById(flashcopier).innerHTML = divinfo;
	}
	return true;
}