function validEmail(el){
	var pos
	var email
	var str = ""
	var flag = 1
	
	if(el.value.length > 0){
		if(-1 == el.value.indexOf("@")) { 
		flag = 0;
		}
		
		if(-1 == el.value.indexOf(".")) { 
		flag = 0;
		}
	    
		if(-1 != el.value.indexOf(",")) { 
		flag = 0;
		}
	    
		if(-1 != el.value.indexOf("#")) { 
		flag = 0;
		}
		if(-1 != el.value.indexOf("!")) { 
		el.focus(); 
		flag = 0;; 
		}
		if(-1 != el.value.indexOf(" ")) { 
		flag = 0; 
		}
		if(el.value.length == (el.value.indexOf("@")+1) ) {
		flag = 0;
		}
		if(el.value.length == (el.value.indexOf(".")+1) ) {
		flag = 0;
		}
   }
   if(flag == 0){
	 alert("You did not enter a valid email.")
	 el.value = ""
	 el.select()
   }
}

function isRequired() {
	flag = 0
	
	str = document.all.TGrequire.value
	s_array=str.split(",")
	
	for (i=0; i<s_array.length; i++){
		el = document.getElementById(s_array[i])
		e_id=document.getElementById(i)
				
		if (el.value.length < 1) {	
			e_id.style.color = 'red'
			flag = 1
		}
		else {
			if (el.value == -1){
				if(el.disabled==false){
					e_id.style.color = 'red'
					flag = 1
				}
				if(el.disabled==true){
					e_id.style.color = 'black'
				}
			}
			else{
				e_id.style.color = 'black'
			}
		}
	}
	if (flag > 0) {
		alert('Some of the requred fields were left blank. Please fill in the information needed.')
		return false;
	}
	return true;
}