function checkMandatoryFields(oForm)
{
	var sMessage = "";
	
	var iChars = "!@#$%^&*()+=-[]\\\;,'./{}|\":<>?";
	
	  for (var i = 0; i < oForm.Name.value.length; i++)
	   {
		if (iChars.indexOf( oForm.Name.value.charAt(i)) != -1)
	    {
			alert ("Name has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }
	  
	  var iChars1= "!@#$%^&*()+=-[]\\\;,'./{}|\":<>?";
	
	  for (var i = 0; i < oForm.txtOrganisation.value.length; i++)
	   {
		if (iChars1.indexOf( oForm.txtOrganisation.value.charAt(i)) != -1)
	    {
			alert ("Organisation has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }
	  
	  var iChars2= "!@$%^*()+=-[]\\\;/{}|\":<>";
	
	  for (var i = 0; i < oForm.txaAddress.value.length; i++)
	   {
		if (iChars2.indexOf( oForm.txaAddress.value.charAt(i)) != -1)
	    {
			alert ("Address has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }
	  
	  var iChars3= "!@#$%^&*()+=-[]\\\;,'./{}|\":<>?";
	
	  for (var i = 0; i < oForm.City.value.length; i++)
	   {
		if (iChars3.indexOf( oForm.City.value.charAt(i)) != -1)
	    {
			alert ("City has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }
	  
	   var iChars5= "!@$%^*+=\\\;/{}|\":<>";
	
	  for (var i = 0; i < oForm.Tele.value.length; i++)
	   {
		if (iChars5.indexOf( oForm.Tele.value.charAt(i)) != -1)
	    {
			alert ("Telephone has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }	  
	  
	  var iChars4= "!@$%^*()+=-[]\\\;/{}|\":<>";
	
	  for (var i = 0; i < oForm.Comments.value.length; i++)
	   {
		if (iChars4.indexOf( oForm.Comments.value.charAt(i)) != -1)
	    {
			alert ("Comments has special characters. \nThese are not allowed.\n Please remove them and try again.");			
			return false;			
		}
	  }	  
	   
		
	if(emptyField(oForm.Name))
		sMessage = sMessage + "\r\n" + "---Enter Name";
		else if(trim(oForm.Name.value)) 
			sMessage = sMessage + "\r\n" + "---Remove blank space(s) from Name field";
			
	if(oForm.cmbOrganisationtype.selectedIndex == 0)
		sMessage = sMessage + "\r\n" + "---Select the Type of Organisation";
		
	if(emptyField(oForm.txaAddress))
		sMessage = sMessage + "\r\n" + "---Enter Address";
		else if(trim(oForm.txaAddress.value)) 
			sMessage = sMessage + "\r\n" + "---Remove blank space(s) from Address field";	
		else if (document.frmrequestOffer.txaAddress.value.length > (149))
			sMessage = sMessage + "\r\n" + "---The length of the Address should not be greater than 150";		
			
	if(emptyField(oForm.City))
		sMessage = sMessage + "\r\n" + "---Enter City";
		else if(trim(oForm.City.value)) 
			sMessage = sMessage + "\r\n" + "---Remove blank space(s) from City field";
			
	if(oForm.cboCountry.selectedIndex == 0)
		sMessage = sMessage + "\r\n" + "---Select Country";
				
	if(emptyField(oForm.Email))
		sMessage = sMessage + "\r\n" + "---Enter Email";
		else if(!(checkEMailFormat(oForm.Email.value)))
			sMessage = sMessage + "\r\n" + "---Enter valid Email";
	
	if(oForm.cboScheme.selectedIndex == 0)
		sMessage = sMessage + "\r\n" + "---Select Scheme";
		
	if(oForm.cboNatureofWebsite.selectedIndex == 0)
		sMessage = sMessage + "\r\n" + "---Select the nature of website ";		
	
	if(emptyField(oForm.Comments))
		sMessage = sMessage + "\r\n" + "---Enter Comments";
		else if(trim(oForm.Comments.value)) 
			sMessage = sMessage + "\r\n" + "---Remove blank space(s) from Comments field";
		else if (document.frmrequestOffer.Comments.value.length > (230))
			sMessage = sMessage + "\r\n" + "---Comments field should contain less than 230 characters";
			
	if (emptyField(oForm.captcha))					
		sMessage = sMessage + "\r\n" + "---Enter the Captcha Field";   
		else if(trim(oForm.captcha.value))	
			sMessage = sMessage + "\r\n" + "---Remove blank spaces from Captcha field";		
	
	if(sMessage.length > 0)
	{
		alert("Please fill the following mandatory fields" + sMessage);
		return false; 
	}
	
 }

function emptyField(oTextField)
{
	if (oTextField.value.length == 0) return true;
	for (var i=0; i< oTextField.value.length; i++)
	 {
		var ch = oTextField.value.charAt(i);
		if (ch != ' ' && ch != '\t') return false;
	 }
}

function checkEMailFormat (emailStr)
{
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	if (matchArray==null) 
		return false;

	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++) 
		{
			if (user.charCodeAt(i)>127) 
				{
					//alert("Ths username contains invalid characters.");
					return false;
				}	
		}
	for (i=0; i<domain.length; i++) 
		{
			if (domain.charCodeAt(i)>127) 
				{
					return false;
				}
		}	

	if (user.match(userPat)==null) 
		{
			return false;
		}
	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) 
		{
			// this is an IP address
			for (var i=1;i<=4;i++) 
				{
					if (IPArray[i]>255) 
						{
							//alert("Destination IP address is invalid!");
							return false;
						}
				}
			return true;
		}

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) 
		{
			if (domArr[i].search(atomPat)==-1) 
				{
					return false;
				}
		}
	if (checkTLD && domArr[domArr.length-1].length!=2 && 
		domArr[domArr.length-1].search(knownDomsPat)==-1) 
			{
				return false;
			}

	if (len<2) 
		{
			//alert("This address is missing a hostname!");
			return false;
		}

	
	return true;
}
function trim(par)
{
	var y = par.length;
	var ret = '';
	var ex=0;
	var bl=0;
	for (i=0;i<y;i++)
	{
		if (par.charAt(i) == ' ')
			bl = bl+1
		else
		{
			ret=ret+par.charAt(i);
			ex = ex+1
		}
	}
	if (bl==y)
		return true;
	else 
		return false;	
}

function textboxMultilineMaxNumberAddr(txt,maxLen)
{   
	if(txt.value.length > (maxLen-1))
	{
		alert("Characters should be less than 150")
		return false;
	}

}   

function textboxMultilineMaxNumber(txt,maxLen)
{   
	if(txt.value.length > (maxLen-1))
	{
		alert("Characters should be less than 230")
		return false;
	}

}   

function showerror(mesg)
{
  var msgcode01 = "-- Please Fill Request Offer form to View Your Templates--";
  if(mesg.length>0)
   {
     alert(eval(mesg));
   } 
}  

function telephone(t)
{
	var re = /^[0-9,-]*$/; 
	if (!re.test(t.value))
	{ 
		alert("enter valid telephone no."); 
		t.value = t.value.replace(/[^0-9,-]/g,""); 
 	} 
} 

function valid(t)
{
	var re = /^[0-9]*$/; 
	if (!re.test(t.value))
	{ 
		alert("enter valid Date"); 
		t.value = t.value.replace(/[^0-9]/g,""); 
 	} 
}

function getArea()
{
	document.getElementById('displayArea').style.display="block";
}