// JavaScript Document
function products()
{
 if(document.getElementById("products").style.display=="none")
			  { document.getElementById("products").style.display="block";  }
			  else{document.getElementById("products").style.display="none";}
}


		      function chem_box(i) {
			  if(document.getElementById("chemical"+i).style.display=="none")
			  { document.getElementById("chemical"+i).style.display="block";  }
			  else{document.getElementById("chemical"+i).style.display="none";}}