function ac()
{
	var a = document.first.area.value;
	var i = document.first.insul.value;
	var s = document.first.sunny.value;
	var k = document.first.kitchen.value;
	document.first.r.value = parseInt((a * s) * i) + parseInt(k);
}
	
		


function color(test)
{

	for(var j=2; j<10; j++)
	{
		var myI=document.getElementsByTagName("input").item(j);
		//myI.setAttribute("style",ch);
		myI.style.backgroundColor=test;
	}
}


function color1(test)
{
var myI=document.getElementsByTagName("table").item(0);
//myI.setAttribute("style",ch);
myI.style.backgroundColor=test;
}