spe=500;
NameOfYourTags="blk";

swi=1;
na=document.getElementsByName(NameOfYourTags);

bringBackBlinky();

function bringBackBlinky() {

if (swi == 1) {
sho="visible";
swi=0;
}
else {
sho="hidden";
swi=1;
}

for(i=0;i<na.length;i++) {
na[i].style.visibility=sho;
}

setTimeout("bringBackBlinky()", spe);
}



	function chkvalid()
	{
		d=document.host;

		var str=d.email.value;
		var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
		var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]){2,3}|[0-9]{1,3}/;
		var reg3 = /^[0-9]+[0-9]{1,14}$/;

		if(d.name.value=="")
		{
			alert('Enter your Name');
			d.name.focus();
			return false;
		}

		if(d.tele.value=="")
		{
			alert('Enter Telephone No');
			d.tele.focus();
			return false;
		}

		if(d.email.value=="") 
		{
			alert('Enter your E-mail ID:');
			d.email.focus();
			return false;	 
		}
		if(!reg1.test(str)&&reg2.test(str) )
		{
		}
		else
		{
			alert('Invalid  E-mail address ');
			d.email.focus();
			return false;
		}

		return true;
	}


var hosting

function loadform()
{ 

	hosting=GetXmlHttpObject()
	if (hosting==null)
	{
		 alert ("Browser does not support HTTP Request")
		 return
	}
	var url="loadform.php?form=1&"
	hosting.onreadystatechange=stateChanged 
	hosting.open("GET",url,true)
	hosting.send(null)
}

function stateChanged() 
{ 
	if (hosting.readyState==4 || hosting.readyState=="complete")
	{ 
		 document.getElementById("hosting").innerHTML=hosting.responseText 
	} 
}





function GetXmlHttpObject()
{
	var hosting=null;
	try
	{
		// Firefox, Opera 8.0+, Safari
		hosting=new XMLHttpRequest();
	}
	catch (e)
	{
		//Internet Explorer
		try
	 	{
	 		hosting=new ActiveXObject("Msxml2.XMLHTTP");
	 	}
	 	catch (e)
	 	{
	 		hosting=new ActiveXObject("Microsoft.XMLHTTP");
	 	}
	}
	return hosting;
}