function mandatory() {
		for (var i=0; i<document.forms[0].length -1; i++) {
			if (document.forms[0][i].style.backgroundColor == '#FFFACD' || document.forms[0][i].style.backgroundColor =='rgb(255, 250, 205)'){
				
				if (document.forms[0].elements[i].value == '') {
					
					alert('Please complete mandatory field ('+document.forms[0].elements[i].name+')');
					document.forms[0].elements[i].focus();
					return false;
					
				}
				
				if (document.forms[0].elements[i].name == 'search_value' && document.forms[0].elements[i].value.length < 3) {
					alert('You need to enter at least 3 letters to search on.');
					return false;
				}				
				
			}
		}
		
		return true;
		
	}

	function SelectCheckboxSelected() {
		
		var val_selected = 'false';
		
		for (var i=0; i<document.forms[0].elements.length -1; i++) {
			
			if (document.forms[0].elements[i].type == 'checkbox') {
				
				if (document.forms[0].elements[i].checked) {
                
                    if (document.forms[0].elements[i].name == 'delete_guest[]') {
                        if (confirm("Are you sure you want to delete this guest and all of their reserved items?")) {
                            val_selected = 'true';

                        } else {
                            return false;
                        
                        }
                    
                    } else {
					    val_selected = 'true';
                    }
					
				}
				
			}
			
		}
		
		if (val_selected == 'false') {
			
			alert('You need to select at least one entry.');
			return false;
			
		}
		
	}

    function SelectCheckboxEmail() {
        
        var val_selected = 'false';
        
        for (var i=0; i<document.forms[0].elements.length -1; i++) {
            
            if (document.forms[0].elements[i].type == 'checkbox') {
                
                if (document.forms[0].elements[i].checked) {
                
                        val_selected = 'true';
                        
                }
                
            }
            
        }
        
        if (val_selected == 'false') {
            
            alert('You need to select at least one entry.');
            return false;
            
        }
        
    }
    
    function SelectCheckboxDelete() {
        
        var val_selected = 'false';
        
        for (var i=0; i<document.forms[0].elements.length -1; i++) {
            
            if (document.forms[0].elements[i].type == 'checkbox') {
                
                if (document.forms[0].elements[i].checked) {
                
                        val_selected = 'true';
                        
                }
                
            }
            
        }
        
        if (val_selected == 'false') {
            
            alert('You need to select at least one entry.');
            return false;
            
        }
        
    }
    
    function SelectRadio() {
    
        var val_selected = 'false';
        
        for (var i=0; i<document.forms[0].elements.length -1; i++) {
            
            if (document.forms[0].elements[i].type == 'radio') {
                
                if (document.forms[0].elements[i].checked) {
                
                        val_selected = 'true';
                        
                }
                
            }
            
        }
        
        if (val_selected == 'false') {
            
            alert('You need to select an item.');
            return false;
            
        }
    

    }
    
    function DeleteItem(){
            
            if (confirm("Are you sure you want to delete this item?")) {
                return true;
            } else {
                return false;
            }       
            
    }
    
    function DeleteItem2(){
            for (var i=0; i<document.forms[0].elements.length -1; i++) {
                if (document.forms[0].elements[i].type == 'radio'){
                    if (document.forms[0].elements[i].checked) {
                        first_letter = document.forms[0].elements[i].value.substr(0, 1);
                        if (first_letter == 'd'){
                        
                            if (confirm("Are you sure you want to delete this item?")) {
                                return true;
                            } else {
                                return false;
                            }
                                                }
                        
                    }
                
                }
            
            }
            
    }