このようなものを試してください、jsfiddle:
// HTML:
<div id="box1">Box1<div id="cont1" style="display:none"><p>Some text and img</p></div></div>
<div id="box2">Box2<div id="cont2" style="display:none"><p>Some text and img</p></div></div>
<div id="box3">Box3<div id="cont3" style="display:none"><p>Some text and img</p></div></div>
<div id="box4">Box4<div id="cont4" style="display:none"><p>Some text and img</p></div></div>
<div id="box5">Box5<div id="cont5" style="display:none"><p>Some text and img</p></div></div>
// CSS:
div {
display:inline;
}
#box1 {border: 1px solid;}
#box2 {border: 1px solid;}
#box3 {border: 1px solid;}
#box4 {border: 1px solid;}
#box5 {border: 1px solid;}
// JS:
$(function(){
$("#box1").click(function(){
$(this).css("display","");
//$("#box1").css("display","none");
$("#box2").css("display","none");
$("#box3").css("display","none");
$("#box4").css("display","none");
$("#box5").css("display","none");
});
});