function swap1(str1){

	if(str1 == "a"){
		info1.style.display = "block";
		info3.style.display = "none";
		lab7.style.display = "block";
		lab8.style.display = "none";
		lab1.className = "a1";
		lab3.className = "a2";
		lab7.className = "a3";
		lab8.className = "a3";
	}
	if(str1 == "b"){
		info2.style.display = "block";
		info4.style.display = "none";
		lab5.style.display = "block";
		lab6.style.display = "none";
		lab2.className = "a1";
		lab4.className = "a2";
		lab5.className = "a3";
		lab6.className = "a3";
	}
	if(str1 == "c"){
		info1.style.display = "none";
		info3.style.display = "block";
		lab7.style.display = "none";
		lab8.style.display = "block";
		lab1.className = "a2";
		lab3.className = "a1";
		lab7.className = "a3";
		lab8.className = "a3";
	}
	if(str1 == "d"){
		info2.style.display = "none";
		info4.style.display = "block";
		lab5.style.display = "none";
		lab6.style.display = "block";
		lab2.className = "a2";
		lab4.className = "a1";
		lab6.className = "a3";
	}
	if(str1 == "e"){
		info5.style.display = "block";
		info6.style.display = "none";
		lab9.className = "a1";
		lab10.className = "a2";
	}
		if(str1 == "f"){
		info5.style.display = "none";
		info6.style.display = "block";
		lab9.className = "a2";
		lab10.className = "a1";
	}
		if(str1 == "g"){
		info7.style.display = "block";
		info8.style.display = "none";
		lab15.style.display = "block";
		lab16.style.display = "none";
		lab11.className = "a1";
		lab12.className = "a2";
		lab15.className = "a3";
		lab16.className = "a3";
	}
		if(str1 == "h"){
		info7.style.display = "none";
		info8.style.display = "block";
		lab15.style.display = "none";
		lab16.style.display = "block";
		lab11.className = "a2";
		lab12.className = "a1";
		lab15.className = "a3";
		lab16.className = "a3";
	}
	if(str1 == "i"){
		info9.style.display = "block";
		info10.style.display = "none";
		lab17.style.display = "block";
		lab18.style.display = "none";
		lab13.className = "a1";
		lab14.className = "a2";
		lab17.className = "a3";
		lab18.className = "a3";
	}
		if(str1 == "j"){
		info9.style.display = "none";
		info10.style.display = "block";
		lab17.style.display = "none";
		lab18.style.display = "block";
		lab13.className = "a2";
		lab14.className = "a1";
		lab17.className = "a3";
		lab18.className = "a3";
	}
		if(str1 == "right1"){
		info_right1.style.display = "block";
		info_right2.style.display = "none";
		lab_right1.className = "a1";
		lab_right2.className = "a2";
	}
		if(str1 == "right2"){
		info_right1.style.display = "none";
		info_right2.style.display = "block";
		lab_right1.className = "a2";
		lab_right2.className = "a1";
	}
			if(str1 == "right3"){
		info_right3.style.display = "block";
		info_right4.style.display = "none";
		lab_right3.className = "a1";
		lab_right4.className = "a2";
	}
		if(str1 == "right4"){
		info_right3.style.display = "none";
		info_right4.style.display = "block";
		lab_right3.className = "a2";
		lab_right4.className = "a1";
	}
		if(str1 == "right5"){
		info_right5.style.display = "block";
		info_right6.style.display = "none";
		lab_right5.className = "a1";
		lab_right6.className = "a2";
	}
		if(str1 == "right6"){
		info_right5.style.display = "none";
		info_right6.style.display = "block";
		lab_right5.className = "a2";
		lab_right6.className = "a1";
	}
			if(str1 == "right7"){
		info_right7.style.display = "block";
		info_right8.style.display = "none";
		lab_right7.className = "a1";
		lab_right8.className = "a2";
	}
		if(str1 == "right8"){
		info_right7.style.display = "none";
		info_right8.style.display = "block";
		lab_right7.className = "a2";
		lab_right8.className = "a1";
	}
				if(str1 == "right9"){
		info_right9.style.display = "block";
		info_right10.style.display = "none";
		lab_right9.className = "a1";
		lab_right10.className = "a2";
	}
		if(str1 == "right10"){
		info_right9.style.display = "none";
		info_right10.style.display = "block";
		lab_right9.className = "a2";
		lab_right10.className = "a1";
	}
	
}