function checkDropDown(element1,element2,mode,formID){
	if(typeof formID=='undefined')formID='ct_sea_det_st1';
	src = eval('document.'+formID);
	if(mode == 1){
	for(i=0;i<src[element2].length;i++){
		if(parseInt(src[element2][i].value) < parseInt(element1.value) && parseInt(src[element2][i].value) != -1){
			src[element2][i].disabled=true;
			src[element2][i].style.color = '#CCC'
		}else{src[element2][i].style.color = '#000099';}
		}
	}
	else{			
	for(i=0;i<src[element2].length;i++){
		if(parseInt(src[element2][i].value) > parseInt(element1.value) && parseInt(src[element2][i].value) != -1){
			src[element2][i].disabled=true;
			src[element2][i].style.color = '#CCC'
		}else{src[element2][i].style.color = '#000099';}
		}
	}
}