function set_color(id_1,id_2,tooltip) {
  var arr = new Array("publ","publ_lnk","quel","quel_lnk","spra","spra_lnk","fach","fach_lnk","trai","trai_lnk","star","start_lnk","line","line_lnk");
	var bgcolor_passive = "#0f2444";
	var bgcolor_active = "#a30d0d";
        var bgcolor_passive_start = "#bababa";
        var bgcolor_passive_line = "#6a7a8e";
	for(var x = 0; x < arr.length; x++) {
		parent.head.document.getElementById(arr[x]).style.backgroundColor = bgcolor_passive;
		}

	parent.head.document.getElementById("star").style.backgroundColor = bgcolor_passive_start;
	parent.head.document.getElementById("start_lnk").style.backgroundColor = bgcolor_passive_start;
	parent.head.document.getElementById("line").style.backgroundColor = bgcolor_passive_line;
	parent.head.document.getElementById("line_lnk").style.backgroundColor = bgcolor_passive_line;
	
	parent.head.document.getElementById(id_1).style.backgroundColor = bgcolor_active;
	parent.head.document.getElementById(id_2).style.backgroundColor = bgcolor_active;
        if (tooltip!='none'){
	  reset_navig_frame('book');
	}
}
	

	
function reset_displ_frame(id) {
	parent.displ.location.href= 'displ.php?tooltip='+id;
	}
	
function show_tooltip(id) {
 	reset_displ_frame(id);
 	if(id == 'linea') { reset_navig_frame('book'); }
	}
	
function reset_navig_frame(tooltip) {
	parent.navig.location.href= 'navig.php?tooltip='+tooltip;
	}

function reset_navig_frame_terms(term,ses,pw,a,l) {
  parent.navig.location.href= 'navig.php?entry='+term+'&db=terms&jscalled=true&l='+l+'&a='+a+'&session_key='+ses+'&pwfile='+pw;
}