function ISTNEWS(val)
{
if(val==1)
	{
document.getElementById('ISTNEWS4').style.display="none";
document.getElementById('ISTNEWS2').style.display="none";
document.getElementById('ISTNEWS1').style.display="block";
document.getElementById('ISTNEWS3').style.display="none";

document.getElementById('li4').className = "";
document.getElementById('li2').className = "";
document.getElementById('li1').className = "active";
document.getElementById('li3').className = "";
	}
else if(val==2)
	{
document.getElementById('ISTNEWS1').style.display="none";
document.getElementById('ISTNEWS2').style.display="block";
document.getElementById('ISTNEWS4').style.display="none";
document.getElementById('ISTNEWS3').style.display="none";

document.getElementById('li1').className = "";
document.getElementById('li2').className = "active";
document.getElementById('li4').className = "";
document.getElementById('li3').className = "";

	}
else if(val==3)
	{
document.getElementById('ISTNEWS1').style.display="none";
document.getElementById('ISTNEWS3').style.display="block";
document.getElementById('ISTNEWS2').style.display="none";
document.getElementById('ISTNEWS4').style.display="none";

document.getElementById('li1').className = "";
document.getElementById('li3').className = "active";
document.getElementById('li2').className = "";
document.getElementById('li4').className = "";
	}
else if(val==4)
	{
document.getElementById('ISTNEWS1').style.display="none";
document.getElementById('ISTNEWS4').style.display="block";
document.getElementById('ISTNEWS3').style.display="none";
document.getElementById('ISTNEWS2').style.display="none";

document.getElementById('li1').className = "";
document.getElementById('li4').className = "active";
document.getElementById('li3').className = "";
document.getElementById('li2').className = "";
	}


}