//ändert bg_color bei der sub-navi

function bg_over(x){
	document.getElementById(x).bgColor = "#999999";
} 
function bg_out(x){
	document.getElementById(x).bgColor = "#e41c1c";
} 

function papa(x){
	document.location.href=x;

}




//the next 3 lines are browser detection for user-agent DOMS 
ns4 = (document.layers) ? true:false //required for Functions to work 
ie4 = (document.all) ? true:false //required for Functions to work 
ng5 = (document.getElementById) ? true:false //required for Functions to work 

function hideLayer(n) {
		//alert(n);
	if (ng5) document.getElementById('layer' + n).style.visibility = "hidden";
	else if (ns4) document.layers["layer" + n].visibility = "hide";
	else if (ie4) document.all["layer" + n].style.visibility ="hidden";

	
}

function showLayer(n) { 
	//hideLayer(); 
	if (ng5) document.getElementById('layer' + n).style.visibility = "visible"; 
	else if (ns4) document.layers["layer" + n].visibility = "show"; 
	else if (ie4) document.all["layer" + n].style.visibility = "visible";
	
}

function ausblenden(){
	////wenn kategorie GRUNDSTÜCKE dann eingabe felder ausgrauen / text "nur" unsichtbar
	if(document.search.k[2].checked == true){

		//wohnfläche von
		document.search.wv.readOnly =true;
		document.search.wv.style.border = "1px solid #eeeeee";
		document.search.wv.style.color = "#ffffff";

		//wohnfläche bis
		document.search.wb.readOnly =true;
		document.search.wb.style.border = "1px solid #eeeeee";
		document.search.wb.style.color = "#ffffff";
		//zimmer von
		document.search.zv.readOnly =true;
		document.search.zv.style.border = "1px solid #eeeeee";
		document.search.zv.style.color = "#ffffff";
		//zimmer bis
		document.search.zb.readOnly =true;
		document.search.zb.style.border = "1px solid #eeeeee";
		document.search.zb.style.color = "#ffffff";
		//baujahr von
		document.search.bv.readOnly =true;
		document.search.bv.style.border = "1px solid #eeeeee";
		document.search.bv.style.color = "#ffffff";
		//baujahr bis
		document.search.bb.readOnly =true;
		document.search.bb.style.border = "1px solid #eeeeee";
		document.search.bb.style.color = "#ffffff";
	}else{
		var border_r = "1px solid black";
		var border_l = "1px solid silver";

		//wohnfläche von
		document.search.wv.readOnly =false;
		document.search.wv.style.borderRight = border_r;
		document.search.wv.style.borderBottom = border_r;
		document.search.wv.style.borderTop = border_l;
		document.search.wv.style.borderLeft = border_l;
		document.search.wv.style.color = "#000000";
		//wohnfläche bis
		document.search.wb.readOnly =false;
		document.search.wb.style.borderRight = border_r;
		document.search.wb.style.borderBottom = border_r;
		document.search.wb.style.borderTop = border_l;
		document.search.wb.style.borderLeft = border_l;
		document.search.wb.style.color = "#000000";
		//zimmer von
		document.search.zv.readOnly =false;
		document.search.zv.style.borderRight = border_r;
		document.search.zv.style.borderBottom = border_r;
		document.search.zv.style.borderTop = border_l;
		document.search.zv.style.borderLeft = border_l;
		document.search.zv.style.color = "#000000";
		//zimmer bis
		document.search.zb.readOnly =false;
		document.search.zb.style.borderRight = border_r;
		document.search.zb.style.borderBottom = border_r;
		document.search.zb.style.borderTop = border_l;
		document.search.zb.style.borderLeft = border_l;
		document.search.zb.style.color = "#000000";
		//baujahr von
		document.search.bv.readOnly =false;
		document.search.bv.style.borderRight = border_r;
		document.search.bv.style.borderBottom = border_r;
		document.search.bv.style.borderTop = border_l;
		document.search.bv.style.borderLeft = border_l;
		document.search.bv.style.color = "#000000";
		//baujahr bis
		document.search.bb.readOnly =false;
		document.search.bb.style.borderRight = border_r;
		document.search.bb.style.borderBottom = border_r;
		document.search.bb.style.borderTop = border_l;
		document.search.bb.style.borderLeft = border_l;
		document.search.bb.style.color = "#000000";
	}
}

function check_eingabe(){
	//wenn kategorie GRUNDSTÜCKE dann falls eingegeben value wieder löschen
	if(document.search.k[2].checked == true){
		document.search.wv.value=''; //wohnfläche von
		document.search.wb.value=''; //wohnfläche bis
		document.search.zv.value=''; //zimmer von
		document.search.zb.value=''; //zimmer bis
		document.search.bv.value=''; //baujahr von
		document.search.bb.value=''; //baujahr bis
	}
}