// JavaScript Document

function tab(tab_num){
	for(i=1;i<=4;i++) {
		if(i == tab_num) {
			tab_name = "tab"+i;
			document.getElementById(tab_name).style.display = "block";
		} else {
			tab_name = "tab"+i;
			document.getElementById(tab_name).style.display = "none";
		}
	}
}

function profile(tab_num){
	for(i=1;i<=4;i++) {
		if(i == tab_num) {
			tab_name = "profile"+i;
			document.getElementById(tab_name).style.display = "block";
		} else {
			tab_name = "profile"+i;
			document.getElementById(tab_name).style.display = "none";
		}
	}
}

function portfolio(tab_num){
	for(i=1;i<=4;i++) {
		if(i == tab_num) {
			tab_name = "portfolio"+i;
			document.getElementById(tab_name).style.display = "block";
		} else {
			tab_name = "portfolio"+i;
			document.getElementById(tab_name).style.display = "none";
		}
	}
}