var dspContent={
      		ids:{
      			header:'text-header',
      			body:'text-body',
      			img:'text-img'
      		},
      		img:{
      			plus:'/multimedia/images/img_structures/expand.gif',
      			minus:'/multimedia/images/img_structures/collapse.gif'
      		},
      		statut:'hidden',
      		change:function(){
      			var elem=document.getElementById(this.ids.img);
      			
      			if(this.statut=='hidden'){
      				elem.src=this.img.minus;
      				this.statut='dsp';
      				document.getElementById(this.ids.body).style.display='inline';
      				document.getElementById(this.ids.header).style.display='none';
      			} else {
      				elem.src=this.img.plus;
      				this.statut='hidden';
      				document.getElementById(this.ids.body).style.display='none';
      				document.getElementById(this.ids.header).style.display='inline';
      			}
      		}
      	};