function inchtocent(){
	var src=document.tr.inch.value;
	document.tr.cent.value=src*2.54;
}

function lboztogram(){
	var lb=document.tr.lb.value;
	var oz=document.tr.oz.value;
	var gram=lb*453.59237+oz*28.349523125;
	document.tr.gram.value=Math.round(gram*100,2)/100;
}

function OpenClose(obj){
	var obj2;
	if (obj.className=="L1") {obj2="L1_" + obj.id}
	if (obj.className=="L2") {obj2="L2_" + obj.id}
	if (obj.className=="bbtn") {obj2="b_" + obj.id}
	if (document.all){
		if (!document.all(obj2)) return false;
		obj2 = document.all(obj2);
	}else if (document.getElementById){
		if(!document.getElementById(obj2))return false;
		obj2 = document.getElementById(obj2);
	}

	if (obj2.className=="open"){
		obj2.className = "close";
	}else if(obj2.className == "close"){
		obj2.className = "open";
	}else	if (obj2.className=="openL2"){
		obj2.className = "closeL2";
	}else if(obj2.className == "closeL2"){
		obj2.className = "openL2";
	}
}

function bOpenClose(objid){
	var btn,space;
	var initials = new Array(36);

	initials[0]='0';
	initials[1]='1';
	initials[2]='2';
	initials[3]='3';
	initials[4]='4';
	initials[5]='5';
	initials[6]='6';
	initials[7]='7';
	initials[8]='8';
	initials[9]='9';
	initials[10]='A';
	initials[11]='B';
	initials[12]='C';
	initials[13]='D';
	initials[14]='E';
	initials[15]='F';
	initials[16]='G';
	initials[17]='H';
	initials[18]='I';
	initials[19]='J';
	initials[20]='K';
	initials[21]='L';
	initials[22]='M';
	initials[23]='N';
	initials[24]='O';
	initials[25]='P';
	initials[26]='Q';
	initials[27]='R';
	initials[28]='S';
	initials[29]='T';
	initials[30]='U';
	initials[31]='V';
	initials[32]='W';
	initials[33]='X';
	initials[34]='Y';
	initials[35]='Z';


	// for Internet Explorer
	if (document.all){
		btn="bb_"+objid;
		space="b_i_"+objid;

		if (!document.all(space)) return;

		var target=document.all(space);
		var btn=document.all(btn);
		for(i=0;i<36;i++){
			if (!document.all('b_i_'+initials[i])){
				continue;
			}
			if (document.all('b_i_'+initials[i]).className=="openBrand") {
				document.all('b_i_'+initials[i]).className="closeBrand";
			}
			if (document.all('bb_'+initials[i]).className=="bbtnp"){
				document.all('bb_'+initials[i]).className="bbtn";
			}

		}
		target.className="openBrand";
		btn.className="bbtnp";
	}

	// for Mozilla
	if (document.getElementById){
		btn="bb_"+objid;
		space="b_i_"+objid;

		if (!document.getElementById(space)) return;

		var target=document.getElementById(space);
		var btn=document.getElementById(btn);
		for(i=0;i<36;i++){
			if (!document.getElementById('b_i_'+initials[i])){
				continue;
			}
			if (document.getElementById('b_i_'+initials[i]).className=="openBrand") {
				document.getElementById('b_i_'+initials[i]).className="closeBrand";
			}
			if (document.getElementById('bb_'+initials[i]).className=="bbtnp"){
				document.getElementById('bb_'+initials[i]).className="bbtn";
			}

		}
		target.className="openBrand";
		btn.className="bbtnp";
	}
}