if(screen.width==800)
{
	//alert('800');
	document.getElementById("style800").disabled=false;
	document.getElementById("style1024").disabled=true;
	document.getElementById("style1152").disabled=true;
}

if(screen.width==1024)
{
	//alert('1024');
	document.getElementById("style800").disabled=true;
	document.getElementById("style1024").disabled=false;
	document.getElementById("style1152").disabled=true;
}

if(screen.width>=1152)
{
	//alert('1152 or greater');
	document.getElementById("style800").disabled=true;
	document.getElementById("style1024").disabled=true;
	document.getElementById("style1152").disabled=false;
}