// JavaScript Document
// news detail page comments
function toggleBox(szDivID, szDivID1, iState, iState1) // 1 visible, 0 hidden
{
    if(document.layers)	   //NN4+
    {
       document.layers[szDivID].visibility = iState ? "show" : "hide";
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID);
        obj.style.visibility = iState ? "visible" : "hidden";
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID].style.visibility = iState ? "visible" : "hidden";
    }
	
	
	if(document.layers)	   //NN4+
    {
       document.layers[szDivID1].visibility = iState1 ? "show" : "hide";
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID1);
        obj.style.visibility = iState1 ? "visible" : "hidden";
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID1].style.visibility = iState1 ? "visible" : "hidden";
    }
}

function isEmailAddr(email)
{
	var result = false
  	var theStr = new String(email)
  	var index = theStr.indexOf("@");
 	if (index > 0)
  	{
    	var pindex = theStr.indexOf(".",index);
    	if ((pindex > index+1) && (theStr.length > pindex+1))
		result = true;
 	}
  return result;
}

function emailfield(email)
{
	var msg="";
	if(!isEmailAddr(email))
	{
		msg="Please enter your valid email address e.g. yourname@yourdomain.com";
	}
	else if(Trim(email)=="")
	{
		msg="Email can not be blank!";
	}
	return msg;
}

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}


function revertnamefield(fieldname)
{
		
	if(fieldname=="yname")
	{
		if(document.frmcomment.yname.value=="")
		{
			document.frmcomment.yname.value="Your name *";
			return false;
		}
	}
	
	if(fieldname=="email")
	{
		if(document.frmcomment.email.value=="")
		{
			document.frmcomment.email.value="Your email (will not be displayed) *";
			return false;
		}
	}
	
	if(fieldname=="url")
	{
		if(document.frmcomment.url.value=="")
		{
			document.frmcomment.url.value="Your URL";
			return false;
		}
	}
	
	if(fieldname=="txtcomments")
	{
		if(document.frmcomment.txtcomments.value=="")
		{
			document.frmcomment.txtcomments.value="Add your comment here *";
			return false;
		}
	}
	
	return true;
	
}

function refreshynamefield(value,fieldname)
{
	
	if((fieldname=="yname") && (value="Your name *"))
	{
		document.frmcomment.yname.value="";
		return false;	
	}
	
	if((fieldname=="email") && (value="Your email (will not be displayed) *"))
	{
		document.frmcomment.email.value="";
		return false;	
	}
	if((fieldname=="url") && (value="Your URL"))
	{
		document.frmcomment.url.value="";
		return false;	
	}
	if((fieldname=="txtcomments") && (value="Add your comment here *"))
	{
		document.frmcomment.txtcomments.value="";
		return false;	
	}
	return true;
	
}
function checkspecialcharacter(str)
{
	var iChars = "!@#$%^&*()+=[]\\\';,./{}|\":<>? ";
	for (var i = 0; i < str.length; i++) 
	{
		if (iChars.indexOf(str.charAt(i)) != -1) 
		{
			return false;
		}
	}
}
function checkspecialcharacteremail(str)
{
	var iChars = "!#$%^&*()+=[]\\\';,/{}|\":<>? ";
	for (var i = 0; i < str.length; i++) 
	{
		if (iChars.indexOf(str.charAt(i)) != -1) 
		{
			return false;
		}
	}
}
function checkspecialcharacterforaddress(str)
{
	var iChars = "#%^*+=[]\\\;/{}|\<>";
	for (var i = 0; i < str.length; i++) 
	{
		if (iChars.indexOf(str.charAt(i)) != -1) 
		{
			return false;
		}
	}
}

function frmnewscommentvalidate()
{

if((document.frmcomment.yname.value=="") || (document.frmcomment.yname.value=="Your name *"))
{
	document.getElementById("ynameerror").innerHTML="Please enter your name !";
	document.frmcomment.yname.focus();
	return false;
}
else if(checkspecialcharacter(document.frmcomment.yname.value) == false)
{
	document.getElementById("ynameerror").innerHTML="Name  can not contain special character!";
	document.frmcomment.yname.focus();
	return false;
}
else{ document.getElementById("ynameerror").innerHTML=""; }

if((document.frmcomment.email.value=="") || (document.frmcomment.email.value=="Email Address *"))
{
	document.getElementById("emailerror").innerHTML="Please enter your email address!";
	document.frmcomment.email.focus();
	return false;
}
else if(!isEmailAddr(document.frmcomment.email.value))
{
	document.getElementById("emailerror").innerHTML="Please enter your valid email address e.g. yourname@yourdomain.com";
	document.frmcomment.email.focus();
	return false;
}
else if(checkspecialcharacteremail(document.frmcomment.email.value) == false)
{
	document.getElementById("emailerror").innerHTML="Email  can not contain special character!";
	document.frmcomment.email.focus();
	return false;
}
else{ document.getElementById("emailerror").innerHTML=""; }

if(document.frmcomment.url.value=="")
{
	document.getElementById("urlerror").innerHTML="Please enter url !";
	document.frmcomment.url.focus();
	return false;
}
else{ document.getElementById("urlerror").innerHTML=""; }

if((document.frmcomment.txtcomments.value=="") || (document.frmcomment.txtcomments.value=="Add your comment here *")){
	document.getElementById("txtcommentserror").innerHTML="Please add your comment here !";
	document.frmcomment.txtcomments.focus();
	return false;
}
else if(checkspecialcharacterforaddress(document.frmcomment.txtcomments.value) == false)
{
	document.getElementById("txtcommentserror").innerHTML="Description  can not contain special character!";
	document.frmcomment.txtcomments.focus();
	return false;
}
else{ document.getElementById("txtcommentserror").innerHTML=""; }

document.frmcomment.action='news_detail.php';
document.frmcomment.submit();
return true;
}



function revertnamefieldnews(fieldname)
{
		
	if(fieldname=="name")
	{
		if(document.frmcomment.name.value=="")
		{
			document.frmcomment.name.value="Your name *";
			return false;
		}
	}
	
	if(fieldname=="email")
	{
		if(document.frmcomment.email.value=="")
		{
			document.frmcomment.email.value="Your email (will not be displayed) *";
			return false;
		}
	}
	
	if(fieldname=="url")
	{
		if(document.frmcomment.url.value=="")
		{
			document.frmcomment.url.value="Your URL";
			return false;
		}
	}
	
	if(fieldname=="txtcomments")
	{
		if(document.frmcomment.txtcomments.value=="")
		{
			document.frmcomment.txtcomments.value="Add your comment here *";
			return false;
		}
	}
	
	return true;
	
}

function refreshynamefieldnews(value,fieldname)
{
	
	if((fieldname=="yname") && (value="Your name *"))
	{
		document.frmcomment.yname.value="";
		return false;	
	}
	
	if((fieldname=="email") && (value="Your email (will not be displayed) *"))
	{
		document.frmcomment.email.value="";
		return false;	
	}
	if((fieldname=="url") && (value="Your URL"))
	{
		document.frmcomment.url.value="";
		return false;	
	}
	if((fieldname=="txtcomments") && (value="Add your comment here *"))
	{
		document.frmcomment.txtcomments.value="";
		return false;	
	}
	return true;
	
}

function frmnewslettervalidate()
{

if(document.frmnewsletter.name.value=="")
{
	//alert("Please enter your name !");
	document.getElementById("divusername").innerHTML="Please enter your name !";
	document.frmnewsletter.name.focus();
	return false;
}
else{ document.getElementById("divusername").innerHTML=""; }

if((document.frmnewsletter.email.value=="") || (document.frmnewsletter.email.value=="Email Address *"))
{
	document.getElementById("divemail").innerHTML="Please enter your email address!";
	document.frmnewsletter.email.focus();
	return false;
}
else if(!isEmailAddr(document.frmnewsletter.email.value))
{
	document.getElementById("divemail").innerHTML="Please enter a valid email address e.g. yourname@yourdomain.com";
	document.frmnewsletter.email.focus();
	return false;
}
else{ document.getElementById("divemail").innerHTML=""; }

/*if(document.frmnewsletter.email.value=="")
{
	alert("Please enter your email id!");
	document.frmnewsletter.email.focus();
	return false;
}

if (echeck(document.frmnewsletter.email.value)==false){
	document.frmnewsletter.email.value="";
	document.frmnewsletter.email.focus();
	return false
}
*/
return true;

}


function frmcontactvalidate()
{

if((document.frmcontact.name.value=="") || (document.frmcontact.name.value=="Name *"))
{
	document.getElementById("divusername").innerHTML="Please enter your name !";
	document.frmcontact.name.focus();
	return false;
}else{ document.getElementById("divusername").innerHTML=""; }

if((document.frmcontact.email.value=="") || (document.frmcontact.email.value=="Email Address *"))
{
	document.getElementById("divemail").innerHTML="Please enter your valid e mail address!";
	document.frmcontact.email.focus();
	return false;
}
else if(!isEmailAddr(document.frmcontact.email.value))
{
	document.getElementById("divemail").innerHTML="Please enter your valid email address e.g. yourname@yourdomain.com";
	document.frmcontact.email.focus();
	return false;
}
else{ document.getElementById("divemail").innerHTML=""; }


if((document.frmcontact.comments.value=="") || (document.frmcontact.comments.value=="Message and comments *")){
	document.getElementById("divcomment").innerHTML="Please enter your comment here !";
	document.frmcontact.comments.focus();
	return false;
}
else{ document.getElementById("divcomment").innerHTML=""; }

return true;

}


function revertcontactfield(fieldname)
{
	if(fieldname=="name")
	{
		if(document.frmcontact.name.value=="")
		{
			document.frmcontact.name.value="Name *";
			return false;
		}
	}
	if(fieldname=="email")
	{
		if(document.frmcontact.email.value=="")
		{
			document.frmcontact.email.value="Email Address *";
			return false;
		}
	}
	if(fieldname=="comments")
	{
		if(document.frmcontact.comments.value=="")
		{
			document.frmcontact.comments.value="Please enter your comment here !";
			return false;
		}
	}
	return true;
}

function refreshcontactfield(value,fieldname)
{
	
	if((fieldname=="name") && (value="Your name *"))
	{
		document.frmcontact.name.value="";
		return false;	
	}
	
	if((fieldname=="email") && (value="Email Address *"))
	{
		document.frmcontact.email.value="";
		return false;	
	}
	if((fieldname=="comments") && (value="Please enter your comment here !"))
	{
		document.frmcontact.comments.value="";
		return false;	
	}
	return true;
	
}

		

function openmenujs(total,id,showid)
{
	for(var i=1; i<=total; i++)
	{
		collapse[i].slideit();
	}
	if(showid == 2)
	{
		document.getElementById("showdiv").style.display='none';
		document.getElementById("hidediv").style.display='block';
	}
	else
	{
		document.getElementById("showdiv").style.display='block';
		document.getElementById("hidediv").style.display='none';
	}   
}