function showProdDetail(id){
	for (var x = 1; x<6; x++) {
		document.getElementById('line' + x).style.display = 'none';
	}
	document.getElementById(id).style.display = '';
}
function changeClasses(idA,idB,idC,tip){
	for (var y = 1; y<6; y++) {
		if(y == 1){newStyleOff = 'tab-L1-off';}else{newStyleOff = 'tab-L2-off';}
		document.getElementById('tab' + y + 'a').className = newStyleOff;
		document.getElementById('tab' + y + 'b').className = 'tab-M-off';
		document.getElementById('tab' + y + 'c').className = 'tab-R-off';
	}
	
	if(tip == 1){newStyleOn = 'tab-L1-on';}else{newStyleOn = 'tab-L2-on';}
	document.getElementById(idA).className = newStyleOn;
	document.getElementById(idB).className = 'tab-M-on';
	document.getElementById(idC).className = 'tab-R-on';
}