store_val = "";

	function tempObj(par){
		this.val = par;
	}

	function saveVal(val){
		store_val = new tempObj(val);
		//alert("from object : " + store_val.val);
	}

	function validateMinMax(min,max,in_element){
		if(in_element.value >= min && in_element.value <= max){
			//alert("in range");
		}else {
			alert("נא להגדיר ערך בין\nמינימום : "+min+"\n"+"מקסימום : "+max+"\n");
			
			if(store_val.val != ""){
				in_element.value = store_val.val;
			}else{
				in_element.value = min;
			}
			in_element.onchange();	
		}
	}
	
	function initRoofType() {
			document.forms['calc_form'].Form_88.disabled = false;
			document.forms['calc_form'].Form_87.disabled = true;
	}
	
	function SetRoofType(element){
		
		if(element.value == 1){
			document.forms['calc_form'].Form_88.disabled = false;
			document.forms['calc_form'].Form_87.disabled = true;
		}
		
		if(element.value == 2){
			document.forms['calc_form'].Form_88.disabled = true;
			document.forms['calc_form'].Form_87.disabled = false;
		}
	}

		function setBType(){
		
		selectedVal = document.forms["calc_form"].Form_9.options[document.forms["calc_form"].Form_9.selectedIndex].value;
			
			
			
			if(selectedVal == 1.2 || selectedVal == 1.5){
				document.forms["calc_form"].Form_18.value = 0;
			}
			if(selectedVal == 0.7){
				document.forms["calc_form"].Form_19.value = 0;
			}
			
		}
		
		function enableForms(){
			for(i=0;i<=document.forms["calc_form"].elements.length;i++){
				if(document.forms["calc_form"].elements[i]){
					if(document.forms["calc_form"].elements[i].disabled == true){
						document.forms["calc_form"].elements[i].disabled = false;
					}
				}
			}
			setBType();
		}