function calculate3(){
// 3 X 3 POSTS	
	var a4 = (document.wpostprices.amount.value * 5.25);
	var a5 = (document.wpostprices.amount.value * 6.22);
	var a6 = (document.wpostprices.amount.value * 6.22);
	var a7 = (document.wpostprices.amount.value * 7.50);
	var a8 = (document.wpostprices.amount.value * 7.60);
// 4 X 4 POSTS
	var b = (document.wpostprices.amount.value * 12.00);
//FORM FIELD VARIABLES
	var type = document.wpostprices.type.value;
	var size = document.wpostprices.size.value;
//IF STATEMENTS
	if (type == "3" && size == "4"){
	document.wpostprices.total.value = a4;
	}else if	(type == "3" && size == "5"){
	document.wpostprices.total.value = a5;
	}else if	(type == "3" && size == "6"){
	document.wpostprices.total.value = a6;
	}else if	(type == "3" && size == "7"){
	document.wpostprices.total.value = a7;
	}else if	(type == "3" && size == "8"){
	document.wpostprices.total.value = a8;
	}else if	(type == "4" && size == "4"){
	document.wpostprices.total.value = b;
	}else if	(type == "4" && size == "5"){
	document.wpostprices.total.value = b;
	}else if	(type == "4" && size == "6"){
	document.wpostprices.total.value = b;
	}else if	(type == "4" && size == "7"){
	document.wpostprices.total.value = b;
	}else if	(type == "4" && size == "8"){
	document.wpostprices.total.value = b;
	}
}