// JavaScript Document

  function setContent(index) {
  //debugger;
		var elementObj = document.getElementById('content_type'+index);
		var contentObj = document.getElementById('content');
		var typeObj = document.getElementById('_type');
		typeObj.value = index;
		contentObj.innerHTML = elementObj.innerHTML;
	}
	
  function getElementValue(id) {
	 var elementObj = document.getElementById(id);
	 return elementObj.value;
	}
	
  function setElementHTML(id, html) {
	 var elementObj = document.getElementById(id);
	 elementObj.innerHTML = html;	
	}	
	
	function getFurPrice(index){
		var result = 0;
		if (index == 2) result = 1100;
		if (index == 3) result = 1800;
		if (index == 4) result = 1100;
		return result;
	}

	function getMatPrice(index){
		var result = 0;
		if (index == 1) result = 1;
		if (index == 2) result = 2.5;
		if (index == 3) result = 1.5;
		return result;
	}

	function calculate() {
	  var result;
		
		var typeObj = document.getElementById('_type');
		
		var width  = getElementValue("_width");
		var height = getElementValue("_height");
		
		var material = getMatPrice(getElementValue("t"+typeObj.value+"_mat"));
		
		if (typeObj.value ==  1) {
		  var furObj1 = document.getElementById('t1_f1');
			var furPrice = 0;
			
			var price = 6200;
			
			furPrice = getFurPrice(furObj1.value);
			result = (width * height * price + furPrice)*material; 
		}

		if (typeObj.value ==  2 ) {
		  var furObj1   = document.getElementById('t2_f1');
			var furObj2   = document.getElementById('t2_f2');
			var impostObj = document.getElementById('t2_imp');
			
			var furPrice = 0;
			var impost = 0;
			
			if (impostObj.value == 0) { impost = 350; }
			
			var price = 6200;
			
			furPrice = getFurPrice(furObj1.value)+getFurPrice(furObj2.value);
			result = (width * height * price + furPrice - impost)*material; 
		}

		if (typeObj.value ==  3 ) {
		  var furObj1 = document.getElementById('t3_f1');
			var furObj2 = document.getElementById('t3_f2');
			var furObj3 = document.getElementById('t3_f3');
			var furPrice = 0;
			
			var price = 6200;
			
			furPrice = getFurPrice(furObj1.value)+getFurPrice(furObj2.value)+getFurPrice(furObj3.value);
			result = (width * height * price + furPrice)*material; 
		}

		if (typeObj.value ==  4 ) {
		  var furObj1 = document.getElementById('t4_f1');

			var furPrice = 0;
			
			if (furObj1.value == 2) {
			  var price = 8500;
			}
			if (furObj1.value == 3) {
			  var price = 9500;
			}
			
			result = (width * height * price + furPrice)*material; 
		}

		//alert(result);
		setElementHTML("_result", "<b>"+result+"</b>");
	}
	
	function _refresh(_type, section,elemObj) {
		
		//if (_type == 1) {
			var picObj = document.getElementById('t'+_type+'_p'+section);
			
			if (elemObj.value == 1) {
				picObj.src = 'img/okno1.jpg';
			}
			if (elemObj.value == 2) {
				if (section == 2) {
				  picObj.src = 'img/win_rotary_inv.png';
				} else {
				  picObj.src = 'img/win_rotary.png';
				}
			}
			if (elemObj.value == 3) {
				if (section == 2) {
				  picObj.src = 'img/win_rotary_flap_inv.png';
				} else {
				  picObj.src = 'img/win_rotary_flap.png';
				}
			}
			if (elemObj.value == 4) {
				picObj.src = 'img/win_flap.png';
			}
		//}
		
	}
	
	function _refresh_imp(elemObj) {
	  var picObj = document.getElementById('t2_imp_p');

		if (elemObj.value == 0) {
		  picObj.width = 0;
		} else {
			picObj.width = 4;
		}
			
	}
	
	function _refresh_door(elemObj) {
	  var picObj = document.getElementById('t4_p1');

		if (elemObj.value == 2) {
		  picObj.src = 'img/okno4.jpg';
		}
		if (elemObj.value == 3) {
			picObj.src = 'img/door_rotary_flap.png';
		}
			
	}