function Trim(nStr){return nStr.replace(/(^\s*)|(\s*$)/g, "");}
function fnPaste(){event.returnValue=false;}
function isNull(obj,msg){
	if(msg!="Password")
		obj1=Trim(obj.value);
	else
		obj1=obj.value;
	if (obj1==""){
		alert("Please enter the " +msg);
		obj.focus();
		return true;
	}else
		return false;
}
function isLen(obj,siz,msg){
	if(msg!="Password")
		obj1=Trim(obj.value);
	else
		obj1=obj.value;
	if(obj1!=""){
		var strLen=obj.value;
		if(strLen.length < siz){
			alert(msg+" should be atleast " + siz + " characters");
			obj.focus();
			return true;  
		} 
	}else
		return false;
}
function isFixLen(obj,siz,msg){	
	obj1=obj.value;
	if(obj1!=""){
		var strLen=obj.value;
		if(strLen.length != siz){
			alert(msg+" should " + siz + " characters");
			obj.focus();
			return true;  
		} 
	}else
		return false;
}
function isSame(obj1,obj2,msg1,msg2){
	if((Trim(obj1.value))==(Trim(obj2.value))){
		alert(msg1+" is matched with the "+msg2);
		obj2.focus();
		return true;
	}else
		return false;
}	
function isNotSame(obj1,obj2,msg1,msg2){
	if((Trim(obj1.value))!=(Trim(obj2.value))){
		alert(msg1+" does not match");
		obj2.focus();
		return true;
	}else
		return false;
}	
function isCorrect(obj1,obj2,msg1,msg2){
	if((Trim(obj1.value)) >= (Trim(obj2.value))){
		alert(msg1+" should be less than "+msg2);
		obj2.focus();
		return true;
	}else
		return false;
}	
function isTxtareaNull(obj,msg){
	if(Trim(obj.innerText) == ""){
		alert("Please enter " + msg);
		obj.focus();
		return true;
	}else
		return false;
}
function isTxtareaLen(obj,msg){
	if(obj.innerHTML.length > 255){
		alert("Please enter below 256 characters in " + msg);
		obj.focus();
		return true;
	}else
		return false;
}
function notEmail(obj,msg){
	var exp=/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
	if (!exp.test(obj.value)){
		alert("Please enter valid "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function notZipcode(obj,msg){
	exp = /[a-zA-Z|\d]-{1}/;
	if (!exp.test(obj.value)){
		alert("Please enter valid "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function notChecked(obj,msg){
	checked = false;
	if(obj.length){
		for(i=0;i<obj.length;i++){
			if(obj[i].checked){
				checked = true;break;
			}
		}
	}else if(obj.checked)
		checked = true;
	if(!(checked)){
		alert("Please select the "+msg);
		if(obj.length)
			obj[0].focus();
		else
			obj.focus();
		return true;
	}
}
function notSelected(obj,msg){
	if (obj.options[obj.selectedIndex].value == ""){
		alert("Please select the "+ msg);
		obj.focus();
		return true;
	}else
		return false;
}
function notImageFile(obj,msg){
	var exp = /^.+\.(jpg|gif|jpeg|JPG|JPEG|GIF)$/;
	if (!exp.test((obj.value).toLowerCase())){
		alert("Please choose jpg or gif file for "+msg);
		obj.focus();
		return true;
	}else
		return false;
}

function notJpgFile(obj,msg){
	var exp = /^.+\.(jpg|jpeg|JPG|JPEG)$/;
	if (!exp.test((obj.value).toLowerCase())){
		alert("Please choose jpg file for "+msg);
		obj.focus();
		return true;
	}else
		return false;
}

function notDocFile(obj,msg){
	if(Trim(obj.value)!=""){
		var exp = /^.+\.(DOC|doc|TXT|txt)$/;
		if (!exp.test((obj.value).toLowerCase())){
			alert("Please choose doc or txt file for "+msg);
			obj.value="";
			obj.focus();
			return true;
		}else
			return false;	
	}else
		return false;
}
function notPdfDocFile(obj,msg){
	var exp = /^.+\.(pdf|doc|PDF|DOC)$/;
	if (!exp.test((obj.value).toLowerCase())){
		alert("Please choose pdf or doc file for "+msg);
		obj.value="";
		obj.focus();
		return true;
	}else
		return false;
}
function notPdfFile(obj,msg){
	var exp = /^.+\.(pdf|PDF)$/;
	if (!exp.test((obj.value).toLowerCase())){
		alert("Please choose pdf file for "+msg);
		obj.value="";
		obj.focus();
		return true;
	}else
		return false;
}
function notPrice(obj,msg){
	exp = /^[\d]*[\.]{0,1}[\d]{1,2}$/;
	if (!exp.test(obj.value)){
		alert("Please enter valid "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function fnChkNum(obj,msg){
	exp = /^[\d]/;
	if (!exp.test(obj.value)){
		alert("Please enter only numeric values in "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function fnChkAlpha(obj,msg)
{
	exp = (/(^([a-z]|[A-Z]|["."]|[\s])*$)/);
	if (!exp.test(obj.value))
	{
		alert("Please enter only alphabets in "+msg);
		obj.focus();
		return true;
	}
	else
		return false;
}	

function fnChkAlphaNum(obj,msg){
	exp = (/(^([a-z]|[A-Z]|[0-9])*$)/);
	if (!exp.test(obj.value)){
		alert("Please enter only alphanumeric in "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function fnChkAlphaNumeric(obj,msg){
	var alpha = /[a-zA-Z|]/;
	var Num = /[\d]/;
	if (!(Alpha.test(obj.value) && Num.test(obj.value))){
		alert("Please enter only alphanumeric in "+msg);
		obj.focus();
		return true;
	}else
		return false;
}
function isEditorNull(obj,msg){
	strTmp = obj.value;
	StrContent=strTmp.split("<BODY>");
	StrContent=StrContent[1];
	StrContent=StrContent.split("</BODY>");
	StrContent=StrContent[0];
	strLength=StrContent.length;
	if (strLength==0){
		alert (msg);
		return true;
	}else
		return false;
}

function validate(aStr, type) {
/*------ Function to check inputs ------*/
	var expr = "";
	switch (type){
	case "date" : expr = /^[0-2]{0,1}([1-9]|30|31)\/0{0,1}([0-9]|11|12)\/[0-9]{4,4}$/; break;
	case "email" : expr = /^(.)+@{1,1}((.)+\.(.)+)+$/; break;
	case "integer" : expr = /^[0-9]*$/; break;
	case "decimal" : expr = /^[0-9]*\.{0,1}[0-9]*$/; break;
	case "userName" : expr = /^([a-z]|[A-Z]|[0-9])*$/; break;
	case "password" : expr = /^([a-z]|[A-Z]|[0-9])*$/; break;
	case "string" : expr = /^([a-z]|[A-Z]|[ ]|[.])*$/; break;
	case "phonenumber" : expr = /^([0-9]|[ ]|[+]|[-])*$/; break;
	}
	if(expr != "")
		return expr.test(Trim(aStr));
	else
		return false;
}

function clrNamef(){
if(document.thisLetter.Name.value=="Type your name")
document.thisLetter.Name.value="";	
}

function clrNameb(){
if(document.thisLetter.Name.value==""){
document.thisLetter.Name.value="Type your name";	
}
}
function clrEmailf(){
if(document.thisLetter.Newsletter.value=="Your email")
document.thisLetter.Newsletter.value="";	
}

function clrEmailb(){
if(document.thisLetter.Newsletter.value==""){
document.thisLetter.Newsletter.value="Your email";	
}
}
function clrSearchf(){
if(document.searchform.s.value=="Search Blog")
document.searchform.s.value="";	
}

function clrSearchb(){
if(document.searchform.s.value==""){
document.searchform.s.value="Search Blog";	
}
}

function fnSearch()
{
	if (document.searchform.s.value=="" || document.searchform.s.value=="Search Blog") {
		alert("Please enter a Keyword.");
		document.searchform.s.focus();
	}
	else
	document.searchform.submit();
}

function popup(fname)
	{
		window.open(fname,"",'width=300,height=200,top=250,left=400');
	}